Update is available via Sony Ericsson’s PC companion software. Find more on how to update in the video below.
UPDATE: We are now hearing from Sony Ericsson that update is delayed for some reasons, and they have deleted their original tweet about update roll out. SE get your act together.
Try using this if PC Companion is having problems:

5 replies on “Sony Ericsson releasing Xperia X10 Android 2.1 update in South Africa today [Update]”
And in Switzerland yesterday 😉
There is no android 2,1 for me and im in South Africa…. with an x10i.
No Update for SA yet!! Come on!! Hurry Up!!
launch 2.1 in S.A already!!!!!!!!!!!!
2.1 installed. it looks good. happy to test it out