Misconceptions About iOS Multitasking (Fraser Speirs):
Misconceptions About iOS Multitasking — There is one iOS “tip” that I keep hearing and it is wrong. Worse, I keep hearing it from supposedly authoritative sources. I have even heard it from the lips of Apple “Geniuses” in stores. — Here is the advice - and remember it is wrong: … Wrong.
I had this discussion with someone just the other day. Good and thorough explanation. It is always important to understand what your devices are doing before taking an action recommended by others. The only reason I ever need to quit an app manually is if it is having trouble running after it was put into one of the background modes.