I think it has merit for devs looking to get involved in a particular tech (whatever their reasons may be). In the past I work almost exclusively within the .N

I think it has merit for devs looking to get involved in a particular tech (whatever their reasons may be). In the past I work almost exclusively within the .NET ecosystem (only some small projects in Java, Python, etc.). When I took up learning Scala, I decided that I want to immerse myself in full-time Scala development and started to look for Scala-related roles.