Giving them another shot. Pentium 4 had them, but there were some skill issues on the part of programmers using them, and so code quality rose when CPUs started ignoring them.

IIRC, SPARC also used them, which... probably suggests that it's not totally terrible.

Think of how much more you could get done

People downvoting you probably don't realise this is a direct quote from the article. Maybe if you had written some actual comment, too...