I didn't say two time spans. I said there will be an incremental increase in the biometrics requirement. We anticipate that as of 2013 we will begin the biometrics requirement for an initial tranche of higher risk countries, and then over the course of the next few years it will gradually be rolled out for all other countries.
Evidence of meeting #31 for Citizenship and Immigration in the 41st Parliament, 1st session. (The original version is on Parliament’s site, as are the minutes.) The winning word was claimants.
A recording is available from Parliament.