I think the switches are driven by recruiting just as much as the old thing being “dead” in itself. There’s a sweet spot in the middle of a tech’s popularity w

I think the switches are driven by recruiting just as much as the old thing being “dead” in itself. There’s a sweet spot in the middle of a tech’s popularity where people are cheaper. Very late or early expertise is more expensive. You also are getting people who might be more inclined to learn new things. And that may be a proxy for a good hire.