That means a roughly 5.5GHz MT clock will go down to 4.6GHz as an example

There’s no chance that the drop will be that severe. It will be around 10%

6-20%

https://www.igorslab.de/en/intels-internal-performance-projection-for-raptor-lake-s-refresh-and-arrow-lake-s/

Not Western Digital, but Seagate has introduced HAMR HDDs

The LBR (Last Branch Record) Event Logging feature sounds really neat for optimizing branches.

If their operating expenses are lower due to layoffs, they’re going to have better margins…

Yeah, that seems like a good comparison