

It would be better to not allow Google to have a major stake in the control of the Chromium project itself. Same for Android, force them to spin AOSP off into a nonprofit or sell it to EFF or something and forbid them from having a huge stake in it.
Let them use it for their own products, but remove their financial influence over the underlying software.
To be fair the only reason he actually went through with buying Twitter was because he was forced to.