Nokia has bought the rest of Symbian and has “given” it away to the community via the Symbian Foundation.
Probably in response to Apple’s iPhone and Google’s Android, Nokia has purchased the rest of Symbian and has announced, according to the The Register, that it will be then “giving it away”.
Nokia has bought up the bits of Symbian it didn’t already own and is chucking the OS into an open-source foundation along with the S60 UI layer, accompanied by Sony Ericsson and DoCoMo, who are throwing in UIQ and MOAP(S) respectively.