My team are often me, myself and I.

When working at several projects at the same time one will often have gaps of several weeks in between. All things stored in short memory are wiped out and you start swearing about this "colleague".

To be fair, I haven't used any template engine yet, because my vice are the dark arts of Perl wizardry (and because web dev is only a part of my endeavors)

But the community around a framework like Mojolicious is effectively a team giving you support. So I'd certainly chose it for a serious project.

And by all means, printing HTML line by line makes me speechless. Oo