Snapdragon 888 probably the first one have SVE, Snapdragon 7/8 gen all have Qualcomm® Type-1 Hypervisor, so what's your test, abel to run any linux on it?
D community spent most time argue something not important and miss 2 big opportunities.
1. Cloud - D is perfect for serverless if D improve its GC and standard library, language like go probably won't even exists in first place.
2. Mobile - in early day, mobile is slow and has low memory, If D has good tools and GUI framework, it will take off. Even today, it's difficult to crate app for mobile using D.
LLVM probably the last straw that D out of favor, before LLVM, crate product ready language is difficult, now, everyone is creating their own language...
Value type is overrated, lots of game engines choose C# because of value type, any game in C# has good performance or memory usage? Unity games are memory hog...