The official word[1] from the Angular team now is that they will support it as long as there is still a significant number of companies using it - it will be lo

The official word[1] from the Angular team now is that they will support it as long as there is still a significant number of companies using it - it will be longer than the original 1.5 years after the release of 2.0 mentioned. [1] Mentioned in the ng-conf keynote IIRC, but this was also told to me directly by one of the Angular core team members when I spoke with him today.