They're embracing startups since they need them and are changing their business models to cater better to smaller startups than the behemoth enterprises with Office 365, Azure, etc.
The hobbyists would use it as is but no company would touch it without support anyway.
Sounds kind of strange to say it out loud, though. ;-)
Still, given where Microsoft is coming from and given Russinovich's position, this is significant.
Have gone back to Sublime 3 for now but if the VSCode devs ever decided to support tabs I'd switch.