Literally it's more or less useless and there's a number of my friends who are unwilling to buy it with this drm in it. If you care about games and about bad drm practices, I'd advise posting here:
http://www.capcom-unity.com/go/capcom/support and selecting the 'contact us' then 'pc' and 'steam' options for support. The only way capcom will change this is if enough people make noise about it.