It's an interesting article.

You mention the growth of the amount of memory, memory bandwidth has grown at the same pace. Memory bandwidth is crucial, especially for databases.

Also, as capacity has...

Good article that provides valuable insights on SQL Server internals. I have a small addition however.

An undetected memory corruption due to a faulty chip implies you're not using ECC memory...

What I mentioned were CPU threads, not OS threads. Scheduling a different OS thread on a CPU thread requires a context switch for the given logical core aka CPU thread....

"and so two threads can be executed simultaneously"

And that's the mistake most people make when it comes to hyperthreading. The two threads on the logical cores don't run simultaneously, but...