Well you can certainly see that they have moved their position to something far more reasonable.
It's quite clear that they made it clear that the maximum compensation was £300 – but on the other hand it is equally clear that they agreed to carry your item knowing that it was a higher value.
Have you issue the claim? I've lost track
Don't touch them owe me £500 since January 2019 make excuse after excuse. Seem they always have software problems sending money out. Keep saying they will call back or email nothing been chasing it now for 6 mths the phone staff always have the same banter we will chase it up and get back to you then nothing!