Not useful for someone who wants a laptop within the next 10 years.

Top of the line laptops are probably going to be last devices that adopt RISC-V even assuming it significantly gains market share from ARM and x86.

Don't you still have to pay to license SiFive IP?

Oh believe me I fully intend to ride that train, but I'll wait for it to get to the station first.

They simply don't have the funds or fab to compete with M1

RISC-V is a kind of lame and poorly designed ISA and the hardware designs aren't going to be nearly as fast.