Will.i.am's wearable i.amPuls is worst gadget I have ever tested

SFGateWill.i.am's wearable i.amPuls is worst gadget I have ever testedSFGateSinger will.i.am's new smart cuff contraption is the single worst consumer electronics gadget I have ever tested. The i.amPuls is bulky, buggy and balky. The device's digital keyboard alone will drive you insane. The best thing about it is the ...