HH, as was the derisory £10 Christmas bonus and then the winter fuel payment, bus passes, TV licence, prescriptions etc.
Each was a 'voting winning' bribe and then 'electoral suicide' if revoked.
The triple lock came about from one pension increase of pence per week.
University fees was a goodie as it applied only to those that had no vote. Now it would be a vote winner to the opposition to cancel it but the Government can't afford that bribe.