Good to hear, but can he be trusted to keep the promise? Answers on a postcard . . . . .
Unfortunately again confusing cause and effect. Sort out the WCA so it does what it should effectively and appeals will obviously fall. Organise it properly and all you would need is a second opinion from time to time.
Tampering with the Tribunals Service would be a big worry. It is currently the last hope of justice, which Messrs Duncan-Smith and Grayling would trash if they could.