in reply to Constructive thoughts on Dancer2 v Mojolicious
There are books on both: Mojolicious Web Clients by brian d foy and Single page applications by Gábor Szabó. Perhaps more importantly, find out which conferences you can get to easily or what the local Perl Mongers are using. That kind of meat-space support is invaluable in getting into the deeper corners of what is possible.
If you still can't decide, flip a coin and get started. Beat the analysis-paralysis. Best of luck.
EaSometimes I can think of 6 impossible LDAP attributes before breakfast.
Mojoconf was great!