alt Hacker NewsKrste wasn't even saying anything controversial. It's obvious that manufacturers will use the cheapest (free) least legally entangled option, and that this adoption will happen first amongst those with the tightest margins. And - Clayton's law[1] - it will eventually extend to the rest of the market (albeit over a very long time).
The good RISC-V designs are not free though and the free ones are not good. MCUs are not a category of computer to draw lessons from for the broader market.