They could theoretically push the microcode out via Windows Update as well, which combined with Win10s enforced updates would make it difficult to avoid. https

They could theoretically push the microcode out via Windows Update as well, which combined with Win10s enforced updates would make it difficult to avoid. https://support.microsoft.com/en-us/kb/3064209 https://support.microsoft.com/en-us/kb/3064209