Levi McCallum Joined 6 years ago Location Brooklyn, NY User Stats 5 videos 253 likes 25 following 0 groups 5 channels 0 albums Profile Images Follow Message User Bio I'm Levi. I like doing many things. External Links http://levimccallum.com Following + See all 25 Related RSS Feeds Levi McCallum’s Videos Levi McCallum’s Likes Recently Uploaded + See all 5 videos Threadless Type Tees List Navigation 4 years ago ReputationDefender Turnstile 4 years ago Night Earth 4 years ago Playing with Particular 4 years ago Recent Activity 1 year ago Levi McCallum liked Performance Tuning Apache and Passenger 1 year ago Levi McCallum commented on Performance Tuning Apache and Passenger David, this is an incredible video. You prose are so articulate and thoughtfully presented. I learnt so much.