Definitely a valid concern! Though I would not let that dictate my choice of tools. However if you want the biggest pool of "talent" and potentially the cheap

Definitely a valid concern! Though I would not let that dictate my choice of tools. However if you want the biggest pool of "talent" and potentially the cheapest "talent" then going with the most popular is probably a good idea Doesn't mean I'd advocate for the most obscure tech either, but it's all about trade-offs and your situation.