Sony has always been known for its quality and cool products, but this is one area that would do them good in the long run. I guess too much restrictive planning ahead might cost them bad. The could have gone to being 'must have's - but have stayed stumped at 'good' - bcos of such dumb decisions as you have stated. Times to come might not be as decent if they stick to their current mode of thinking - what with competition catching up and all.
the apple of electronics
amongst the very many fun things the phone companies do
http://gthing.net/the-true-price-of-sms-messages
the gist of which is
-------------------------------------
COSTS OF TRANSFERING 2,560 MP3s:
via my ISP: $1
via SMS: $61,356,851.20
-------------------------------------