A new speculative execution vulnerability in CPUs: https://www.theregister.co.uk/2019/03/05/spoiler_intel_processor_flaw/
Attacks only get sophisticated over time, and this is a great example of other researchers finding similar issues. This vulnerability is independent of Spectre.
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Spectre vulnerabilities remain a problem in browsers, and the PoC even works on new Apple silicon!
Google research concludes that there's no viable fix for Spectre in vulnerable hardware:
All the spectre/meltdown hardening techniques have a significant CPU overhead.
I imagine CPU manufacturers have had to invest significantly in redesigns recently. Still, the additional overhead might force me to buy new hardware, and I guess others will too.