Question: X.com was an online bank that later became the company that supports what feature?

Context articles: Jeremy Stoppelman
Social Networking and Psychology
Rhythm X
AnyWho.com
X.com
First-e Group
Abbey National
IKB Deutsche Industriebank
PayPal
Webkinz

Jeremy Stoppelman (born November 10, 1977) is an American business executive.
 He is the CEO of Yelp, which he co-founded in 2004.
 Stoppelman obtained a bachelor's degree in computer engineering from the University of Illinois at Urbana–Champaign in 1999.
 After a short time working for @Home Network, he worked at X.com and later became the VP of Engineering after the company was renamed PayPal.
 Stoppelman left PayPal to attend Harvard Business School.
 During a summer internship at MRL Ventures, he and others came up with the idea for Yelp Inc.
 He turned down an acquisition offer by Google and took the company public in 2012.
Social media began in the form of generalized online communities.
 These online communities formed on websites like Geocities.com in 1994, Theglobe.com in 1995, and Tripod.com in 1995.
 Many of these early communities focused on social interaction by bringing people together through the use of chat rooms.
 The chat rooms encouraged users to share personal information, ideas, or even personal web pages.
 Later the social networking community Classmates took a different approach by simply having people link to each other by using their personal email addresses.
 By the late 1990s, social networking websites began to develop more advanced features to help users find and manage friends.
 These newer generation of social networking websites began to flourish with the emergence of SixDegrees.
com in 1997, Makeoutclub in 2000, Hub Culture in 2002, and Friendster in 2002.
 However, the first profitable mass social networking website was the South Korean service, Cyworld.
 Cyworld initially launched as a blog-based website in 1999 and social networking features were added to the website in 2001.
 Other social networking websites emerged like Myspace in 2002, LinkedIn in 2003, and Bebo in 2005.
 In 2009, the social networking website Facebook (launched in 2004) became the largest social networking website in the world.
 Active users of Facebook increased from just a million in 2004 to over 750 million by the year 2011.
 Making internet-based social networking both a cultural and financial phenomenon.
Rhythm X, Inc. is a non-profit music education organization that operates a competitive indoor marching percussion ensemble and wind ensemble, as well as an online school for marching music called The X Academy.
 The company was founded in 2002 by Craig Dunn as the Rhythm X Performance Ensemble.
 The ensembles compete in both the Winter Guard International (WGI) and Mid-East Performance Association (MEPA) circuits in the World Class, which is the classification given to the ensembles that execute musical and visual programs of the highest difficulty.
 In 2013, Rhythm X announced the launch of The X Academy, an online and in-person educational program suited for high school and college-age musicians interested in competitive percussion and wind ensembles.
 Later that year the organization announced the addition of its newest ensemble that will compete in the new WGI Winds Division in 2015.
AnyWho.com is an online telephone directory owned by AT&T.
 It was founded under ownership by AT&T Corporation, and became a subsidiary of The New AT&T in November 2005.
 Its listings are currently provided by YELLOWPAGES.COM, a wholly owned company of AT&T that was formerly a BellSouth - AT&T joint venture.
 AnyWho.com was to be integrated into YELLOWPAGES.COM, however, BellSouth rejected due to issues relating to AT&T's stake in YELLOWPAGES.COM.
 That integration is to be likely, however, due to BellSouth's acquisition by AT&T.
X.com was an online bank started by Elon Musk in November, 1999 that later became PayPal.
 It was one of the world's first online banks.
 Its deposits were insured with FDIC.
 It had a partnership with Barclays.
 It was initially funded by Musk and his business mentor Greg Kouri, who went on to fund Musk's later startups Tesla and SpaceX.
First-e was a highly innovative European online bank during the Dot-com bubble of 1999-2001.
 The company was based in Dublin, Ireland and employed 280 people, with 250,000 customers.
 It operated on a licence from French bank Banque d'Escompte, an innovation that allowed it to get around the usual difficulties faced by European banking startups.
 It launched with €200m in funding from various institutions including Intel, Morgan Stanley and Apax Partners and initially targeted the British market with a savings interest rate 2% higher than its high-street competitors, and gained 250,000 customers.
Abbey National plc was a bank based in the United Kingdom and former building society, which latterly traded under the Abbey brand name.
 As the former Abbey National Building Society, it was the first building society in the United Kingdom to demutualise, doing so in July 1989.
 The bank expanded through a number of acquisitions in the 1990s, including James Hay, Scottish Mutual, Scottish Provident and the rail leasing company Porterbrook.
 Abbey National launched an online bank, Cahoot, in June 2000.
IKB Deutsche Industriebank AG (FWB: IKBG) is a bank headquartered in Düsseldorf, Germany.
 IKB supports medium-sized enterprises in Germany and Europe with loans, risk management, capital market services and advisory services.
 The online offering for retail banking customers covers overnight and term money, bank savings schemes, bank deposits and selected commercial papers.
 With total assets of €18.8 billion and about 1,500 employees the bank has a medium-size.
 The bank has ten branches in Germany and Europe as well as different subsidiaries.
 IKB is listed on Entry Standard (Frankfurt am Main) and primary market (Düsseldorf).
 Single shareholder is the investment company Lone Star.
PayPal Holdings, Inc. is an American company operating a worldwide online payments system that supports online money transfers and serves as an electronic alternative to traditional paper methods like checks and money orders. PayPal is one of the world's largest Internet payment companies.
 The company operates as a payment processor for online vendors, auction sites and other commercial users, for which it charges a fee.
Webkinz are stuffed animals that have a playable online counterpart, www.webkinz.com, in "Webkinz World."
 Webkinz were originally released by the Canadian toy company Ganz on April 29, 2005.
 The toys are similar to many other small plush toys; however, each Webkinz toy has an attached tag with a unique "Secret Code" printed on it that allows you to play with your pet in the "Webkinz World" website.
 On Webkinz World, the Secret Code allows the user to own a virtual version of the pet for online play.
 Lil' Kinz are smaller, less expensive versions of Webkinz, while the Signature collection are larger and slightly more expensive.
 Sales of plush Webkinz toys are limited to the United States and Canada, but international users can buy virtual pets from the online eStore.
 In 2006, Webkinz had one million online accounts, and according to one estimate published in "Wired" they took in $100 million.
 In 2011, Webkinz made its first commercial on TV.
 Webkinz was updated in 2015 to Webkinz X, making it more kid friendly.