Another High-Tech Bubble Is Popping.

By Moneynews, Fortune

Listen closely and you can hear the sound of another high-tech bubble popping. 

LivingSocial, an online coupon business, announced it is laying off about 400 employees, about 9 percent of its work force. 

That shouldn't be a surprise, according to Fortune. The hype and tons of investment that LivingSocial — and other online couponing outfits like Groupon — once drew never made sense in the first place.