Original sentence: (This distinction may make a podcast legally distinct from a streamed webcast or streamed media file.Compared to streaming media, a podcast cannot be used to broadcast live events over the Internet.Podcasts are designed for subscribed not live information; the media that is sent to the user is a file designed for offline listening, such as an MP3 file
Edited sentence: (This distinction makes a podcast legally distinct from a streamed webcast or streamed media file.An interim approach would be to use a client application to progressively stream a suitable file such as an MP3 file.Compared to streaming media, a podcast cannot be used to give broadcast live events over the Internet.Initially when people adopted the concept of subscribing to audio broadcasts they were concentrating on iPod-like mobile audio devices.It is of course as common and suitable to use a desktop computer to listen to audio that you have subscribed to.It is unlikely that such podcasts will become popular immediately as it requires more work on the part of the website owner to setup a streaming server.It may also be more commonly adapted as a streaming source, suitable for people who use online syndication applications.Podcasts are designed for subscribed not live information, so the media that is sent to the user can be a file designed for offline listening, such as an MP3 file.Such a system works by notifying you that a new entry has been made - and you click to listen, just like any other streaming audio that is made available on the Web.The added advantage of this is you do not have to download the 'podcast' file to each computer that you might be using.This is not a limitation of the technology but a symptom of the application.With today's web based applications it is more convenient to use a web based aggregator, which makes streaming a more suitable choice for future 'podcasts'