Besides the many issues with the desktop itself, Windows offers piss poor filesystem performance for common developer tools, plus leaves users to contend with the complexity of a split world thanks to the (very slow) 9pfs shares used to present host filesystems to guest and vice-versa.
And then there's the many nasty and long-lived bugs, from showstopping memory leaks to data loss on the virtual disks of the guests to broken cursor tracking for GUI apps in WSLg...