Originally Posted by okcoolthnx

Multi-tasks refers to the fact that the phone can process multiple items at the same time without significant loss in performance.

Since Android is not meant to run on our hardware, it becomes fairly sluggish after time. The quickest and most effective solution is to go into Dev Tools, click on Development Settings, and set Max App Process Limit to 3 or 4. I have mine set to 3 and my phone flies. Good luck.