Question: The parody group Boys generally Asian was formed by a YouTuber that had over how many subscribers in 2017?

Context paragraphs:
Ryan Higa: Ryan Higa (born June 6, 1990), also known by his YouTube username nigahiga ( ), is an American comedian, YouTube personality, and actor.  He is known for his comedy videos on YouTube, which have been viewed over 3 billion times.  Higa's YouTube channel, nigahiga, was the most subscribed channel on YouTube for 677 consecutive days from 2009–2011, longer than any other channel besides PewDiePie.  s of 2017 , he has over 20 million subscribers, making his channel the 20th most subscribed on YouTube.

The Laryngospasms: The Laryngospasms are an American medical parody group composed of four Certified Registered Nurse Anesthetists (CRNAs).  The group performs regularly for a variety of medical conferences and charity groups throughout the United States and Canada.

Dominic Panganiban: Dominic Panganiban (born September 27, 1990 in Manila, Philippines) is a Filipino-Canadian YouTuber and animator known for his YouTube channel Domics.  The channel generally posts videos Panganiban animates in which he tells a story about his life, or muses about one aspect of it.  As of January 2017, this channel has over 389 million views.  In November 2016, the channel gained 288,614 subscribers, making it the 94th most subscribed channel in the world that month.  As of early 2017, his channel had over 3.8 million subscribers.  His videos have been featured on multiple websites, including NewNowNext, the Malay Mail Online, and CBS News' website.  In November 2014, he joined the multi-channel YouTube network Channel Frederator Network.  Prior to doing so, he had been working for a similar YouTube network known as Fullscreen.  In July 2015, he told "USA Today" that compared to Fullscreen, "Frederator was a better fit, because they cater more towards animation channels."  Dominic originally drew online comics, hence his screen name "Domics."  He discontinued this to create YouTube videos full-time.

Boys Generally Asian: Boys generally Asian, also known as BgA, is a parody K-pop group formed in 2016 by YouTuber Ryan Higa, also known as nigahiga, which is his Youtube name.  The group describes itself as "guys who can’t sing, dance or really speak Korean and try to start a K-Pop band".  They released their first single "Dong Saya Dae" on May 13, 2016.  The group consists of Ryan Higa, Justin Chon, Philip Wang, David Choi, and Jun Sung Ahn.

Praenumeration: Praenumeration was an early form of the subscription business model.  It was a common business practice in the 18th century book trade in Germany.  The publisher offered to sell a book that was planned but had not yet been printed, usually at a discount, so as to cover their costs in advance.  The business practice was particularly common with magazines, helping to determine in advance how many subscribers there would be.

Squeezie: Lucas Hauchard (born 27 January 1996), known by his YouTube name Squeezie, is a French Youtuber and Internet personality.  He is the most well-known francophone gamer on YouTube with over 8 million subscribers and 2 billion views.  He specialises in Let's Play commentaries and vlogs on YouTube.  Squeezie also collaborates with YouTuber Cyprien Iov on "CyprienGaming", a channel with over 4 million subscribers as of March 2017.

Ithaca Community News: The Ithaca Community News is a semi-monthly email newsletter and web site founded by former local resident and activist Paul Glover.  He had over 7,900 subscribers, not including website readers, which represented roughly a quarter of the population of Ithaca, NY.  Many subscribers were from other parts of the country and world.  In November 2005, Elizabeth Bauchner took over the publication.  Soon after she changed her name back to Elizabeth Field.

DStv: DStv (Digital Satellite Television) is MultiChoice's digital satellite TV service in Sub-Saharan Africa, launched in 1995, providing various bouquets offering general entertainment, movies, lifestyle & culture, sport, documentaries, news & commerce, children, music, religion and consumer channels to MultiChoice subscribers.  DStv has around 8 million subscribers, with the majority being in South Africa and Nigeria.  These two markets are considered to be the most important markets for DStv, although markets such as Kenya, Ghana, Angola, Zimbabwe, Uganda, Mauritius and Tanzania, though not having as many subscribers, are also a focus point for DStv.

10G-PON: 10G-PON (also known as XG-PON) is a 2010 computer networking standard for , capable of delivering shared Internet access rates up to 10 Gbit/s (gigabits per second) over existing dark fiber.  This is the ITU-T's next generation standard following on from G-PON or Gigabit-capable PON.  Optical fibre is shared by many subscribers in a network known as FTTx in a way that centralises most of the telecommunications equipment, often displacing copper phone lines that connect premises to the phone exchange.  Passive optical network (PON) architecture has become a cost-effective way to meet performance demands in access networks, and sometimes also in large optical local networks for "Fibre-to-the-desk".

Inner Circle (parody group): The Inner Circle is an American parody group made up of seasoned reporters, bloggers, web journalists, and television and radio personalities.

Supporting paragraphs: Boys Generally Asian Ryan Higa
Answer: 20 million