There's a fixed MB limit on most browsers/devices I think. I came across this after experiencing problems saving files to PlayBook using HTML5. The main proble

There's a fixed MB limit on most browsers/devices I think. I came across this after experiencing problems saving files to PlayBook using HTML5. The main problem seems to be size but there's also a limit on how many items you can write I think. Didn't test it too thoroughly, came up with workaround involving splitting files.