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Valve faces a £656 million lawsuit in the UK for 'overcharging 14 million PC gamers'
(www.gamingonlinux.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
Yeah. If this restriction exists it’s pretty clear it only applies to selling steam keys on another platform, not for selling generally. Pretty often games are cheaper on Epic or GOG and don’t use steam for delivery.