Cool idea! It was laggy on my computer, but then again... it's a mac laptop running like 20 chrome tabs ;>.>
I loved the sounds, the feel of the game, all that sort of thing. I figure if it ran smoothly it would feel good to play! I liked how you could kinda roll up over edges, too. It made the platforming forgiving.
Reminds me of Katamari Damacy (Bit of a stretch, but still).