My experience is that less experienced programmers tend to want to get things done the "right" way, so they tend to jump on the latest-and-greatest bandwagon. A

My experience is that less experienced programmers tend to want to get things done the "right" way, so they tend to jump on the latest-and-greatest bandwagon. After enough experience (and having seen multiple bandwagons come and go, they tend to just want to get stuff done. This change in focus is one of the most valuable things (IMO, of course) that more experienced developers bring to a project.