1984 – IBM (Big Brother) vs Apple (Computing opened for individuals)
1988- Apple (Closed Hardware and Software) vs Microsoft ( Licensed to all software)
1998- Microsoft (Source code is closed but licenses to all) vs Linux (Open Source Code)
2008- Apple (Closed Hardware and Software) vs Google (Android/Linux) -(Free and Open Source)
2010 – Google (Web open to search) vs Facebook (Closed to search)
2018 (?)-Google (Code is open for all non revenue generating software, but search engine algorithm is closed) VS TBD