We should quit our accounts, we deserve to be informed when such changes are made. Also there's no customer care or official messages, Why do we have to look for information among other users? Shouldn't there be someone officially helping customers as in every other respectful company?
Even my M-CR610 device works without firmware updates! Spotify has written to me: "We recently made changes to our API which may be the reason behind this. Does Search work as normal on other devices? It may be a case of waiting for a firmware update to get this sorted."