They may have spent years in school and countless hours researching and learning online to understand the "tech stuff" while others were out doing more socially interesting things. Respect that investment and be sure to communicate how much you value their abilities and the complexity involved.

Good point there, these guys deserves some credits. Some encouraging words could go along away instead.

I did little programming in school and I know the trouble a "full stop" could cause when it is replaced with "comma". Whenever I get situations like that when my program don't run it takes me hours and sometime days to figure out what the problem is.