Last.fm will not be participating in Tuesday’s internet radio Day Of Silence. Some members of the site have called on the new CBS acquisition to announce whether it would support independent webcasters such as SomaFM, who are switching off their streams Tuesday in protest at Copyright Royalty Board (CRB) rate hikes they say will cripple their future, particularly now that it is owned by a media group that also owns record labels. But co-founder and CEO Felix Miller wroteon the company blog that continuing to let Last.fm members play tracks online was always a “no-brainer”: “The only solution to this dilemma is commercial; make a commercial argument and see it through. It