not sure how using a better switching regulator is "patentable" but then again... main reason for chargers to be bulky is costs (nobody "cares" when they buy t

not sure how using a better switching regulator is "patentable" but then again... main reason for chargers to be bulky is costs (nobody "cares" when they buy the laptop, they only realize later..), not technology. other than that it's dearly needed for many.