AT&T's Fiber 300 Plan offers 300Mbps of upload and download speed for $55 a month. But is that enough speed for a household?

AT&T's Fiber 300 Plan may not offer the best value, but its speeds should be more than enough for average internet users.

AT&T’s zippier fiber-optic service just wasn’t available. So, Comcast it was. I’ve been a subscriber since cable internet ...