Intel later this year will start offering a TV set-top box and service as the company tries to cash in on the fast-growing TV and home entertainment business.Related StoriesApple's iWatch doesn't scare smart watch makers Pebble, MetaWatchiPhone photos gain credibility, Apple staff catch thieves, boy builds app to woo ex-girlfriend, Siri controls houseThis is Tim: Cook at the 2013 Goldman Sachs