D once upon a time was also hyped due to its Facebook usage, Remedy game engine tooling.
Also, has Zig already gone to space?
https://forum.dlang.org/thread/10614fc$273$1@digitalmars.com
Or used by car companies?
https://forum.dlang.org/thread/evridmtwtnhhwvorohyv@forum.dl...
Anyway, I don't expect any of them to grow beyond their niche userbase.
D has lost its momentum, and Zig isn't really interesting as 21st century language in the AI tooling age.