Given that the percentage of Steam users running Linux is declining, I'm not as optimistic as you.
http://phoronix.com/scan.php?page=news_item&px=Hwsurvey-Febr...
http://phoronix.com/scan.php?page=news_item&px=Hwsurvey-Febr...
Even if we generously agree that it's correct, how much has steam grown? A 0.05% drop could still be more total users than the previous month.