It was random. According to SteamDB[1] it was a caching issue that ended up sending random pages to the wrong people.<p>Possible explanation from unknown source: <a href="https:&#x2F;&#x2F;www.reddit.com&#x2F;r&#x2F;Steam&#x2F;comments&#x2F;3y7le9&#x2F;im_logged_in_as_someone_random_on_steam&#x2F;cyb88ym" rel="nofollow">https:&#x2F;&#x2F;www.reddit.com&#x2F;r&#x2F;Steam&#x2F;comments&#x2F;3y7le9&#x2F;im_logged_in_...</a><p>[1]: <a href="https:&#x2F;&#x2F;twitter.com&#x2F;SteamDB&#x2F;status&#x2F;680490823226671104" rel="nofollow">https:&#x2F;&#x2F;twitter.com&#x2F;SteamDB&#x2F;status&#x2F;680490823226671104</a>