Then they should have bought a laptop with a pure GNU/Linux or BSD variant, and ...

Then they should have bought a laptop with a pure GNU/Linux or BSD variant, and help companies that target UNIX developers stay in business.

Pure UNIX server software was never the developers target market of neither NeXT or Apple.

UNIX compatibility was always just a means to port UNIX workstation software into their OSes, not as a means to write UNIX server software.

Just like Microsoft did in the past and is now doing it again.

Their developer target market are the ones using their sancioned languages and SDKs.