I've already thought about optic illusion and now I'm quite sure about it. Never thought I'll have to deal with our vision limits ^_^
Thanks.

Hello, I'm developing some quite fast and dynamic game right now and there is a problem with blurring objects when they are moving fast. I can't actually give a screenshot, cause it's all OK on it. There is .love in attachments describing the problem ("a" and "d" keys to move). I...