Yes an external cache is definitely faster. That said does your application need the extra complexity? Is the caching in database really the bottleneck? If not, the question of the external cache is still open.

Nice musing about leadership in a technical context. It's indeed not completely about having all the answers, it's about facilitating the conversations and framing them properly.

Interesting use of make to manage your dotfiles. I have a tiny Python script for that, but this looks even more portable.

Nice opinions on why to get back into RSS. Also comes with a few interesting options and suggestions (I'm happy with my current reader though, but who knows).