Summary: IBM will never be happy as long as RMS (Richard Stallman) has a say in the FSF -- directly or indirectly -- or even in the GNU Project, both of which he himself created back when IBM was the biggest monopolist
The crowd/audience Linus Torvalds panders to is paid by GAFAM to go attend and dominate (speak at) LF events. They're people whose employer forces them to use slop, it's inorganic.