Re: ARMed and Dangerous
x86-64 has far more exciting stuff than just Meltdown. E/g/ the decade-long denials that the x86 "management engine" was a security nightmare have finally been revealed as Intel HQ BS.
Rather more recently, well-informed people are realising that whilst Arm SoCs largely still have TrustZone, Intel's allegedly-secure SGX is also falling apart at the seams:
https://www.wired.com/story/foreshadow-intel-secure-enclave-vulnerability/
https://www.theregister.co.uk/2018/08/15/foreshadow_sgx_software_attestations_collateral_damage/
https://www.theregister.co.uk/2019/02/12/intel_sgx_hacked/
But Intel still have piles of cash, and that still counts for something.