A random, highly specific and geeky tip:
If you’ve used Capistrano before, you’re familiar with the large error logs. Finding errors is, well, a hassle. You’ve got a whole slew of text, some just saying what command it’s going to execute next, sometimes errors, sometimes just output from Bundler or whatever it’s running. (from Rails Tip #8: Capistrano Colors)
Just follow the link to Rails Tip #8: Capistrano Colors) and your Cap life will be a little better.