I pay for 150mbps down and 10mbps up, AleskeyP wrote on Reddit.
The raspberry pi runs a series of speedtests every hour and stores the data.
Comcast customer service reps regularly respond to the tweets hours later, but Aleksey never gives them his info.
He wants to prove a point.
Thats a bit counterintuitive when ISPs rarely do anything without a formal complaint in hand.
source: www.techworm.net