In the process of reading eLearning and the Science of Instruction- 5th edition, they are adamant that you should never ever EVER! use background music, or ambient sounds (eg. traffic with cars).
I keep thinking of the vyond.com feature that supplies you ample options for both things! Which makes you think about how many educational technology tools do things because they can, not because they should.
But isn’t that software applications all over?