Back in March, news of employers asking employees and prospective hires for Facebook logins sparked much debate amongst public and politicians alike. After one amendment failed to pass, a pair of democrats are now fighting hard to change things in Congress.

Yes, Facebook has its problems, but you may want to reconsider turning your back on the social network. Facebook's not just a place companies go to dredge up embarrassing information, it can be used to your advantage.

Exmocare's released emotion-monitoring watches before, but this BT2 model seems to be directed at the service industry, meaning that bosses can use these wristbands to monitor their employee's emotional states. The control panel (screenshot after the jump) displays a summary of each person's heart rate, location, body…