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Steam Families is here
(store.steampowered.com)
Steam is a video game digital distribution service by Valve.
Steam News | Steam Beta Client news
Useful tools:
SteamDB
SteamCharts
Issue tracker for Linux version of Steam
Ip address isn't tied to the house, but the subscriber.
But most ISP don't have static Ip for private customers, so you experience just suddenly being banned because you received an Ip address someone got banned.