Ken Thompson's speech was made two years before the first draft specification of C was published, so I don't understand how it is connected to language specific

Ken Thompson's speech was made two years before the first draft specification of C was published, so I don't understand how it is connected to language specifications. Here's a way to address the issue he brings up in that speech that does not involve language specifications: https://dwheeler.com/trusting-trust/ https://dwheeler.com/trusting-trust/