I have no personal interest and I'm too old to learn a new trick, so I'm not going to be doing it, but I hear it is wonderful.

So Jonathan Hobby from Hampshire, Old Hampshire in the UK.

So the UK were slow to adopt relative to mainland Europe.

And in mainland Europe, there are tens of thousands of prosthesis have been put in.

The bipolar bearing virtually eliminates dislocation.

Dislocation rates of less than 1%.

The one worry is that the bipolar bearing, the poly, may be less resilient.

But yeah, maybe sometimes it's not only due to research on arthroplasty.