Looks like they can get away with it ¯\_O_/¯

> What is the replacement?

S0ix sleep (named s2idle in Linux), where the OS is responsible for suspending / resuming all non-essential functions. Work is ongoing on the Kernel and drivers to improve it, but there is a long way to go (yay Monday mornings with an empty battery because the power draw is still > 1W).

Even Windows is unable to make it correctly work without killing the battery overnight, so they now default to hibernating to disk after a couple of hours. This strategy is also possible with Linux, but making it work alongside full disk encryption is tricky: https://wiki.archlinux.org/title/Dm-crypt/Swap_encryption#Wi...