Why is that? Both versions are supposed to move each square the same amount of space in the same amount of time. When you ran the optimized version of the page, the blue squares move faster. The blue squares move slower and with more jank again.

If you add too many blue squares, you're just going to max out the CPU and you're not going to see a major difference in the results for the two versions.Ĭlick Un-Optimize. Note: If you don't see a noticeable difference between the optimized and un-optimized versions, try clicking Subtract 10 a few times and trying again.