Facebook, Twitter slump reopens questions on tech bubble After the tech euphoria of 2013, the fast-moving sector has hit a speed bump. The wobbly action of 2014 is still an open question: is this a correction, bear market or a April 19, 2014 Channel/Game Online/industrial Power/IT Magazine/LCD TV/LED TV/Magazine Advertisement india/Mobile Launch/Motherboard/Networking/News/Security/Social Media/Tablet/Technology News/Telecom News/TV