Issues with static IPv6 addresses being reassigned

For reasons I don’t still fully understand, my local backup server decided that it was no longer going to be reachable from the outside world.  Along the way to fixing it, I learnt a little more about IPv6 which might be worth sharing…

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User Test 2 – Mrs. S – Alternating esotropic strabismus

Today’s second user test was, again, extremely interesting and rewarding.  Our second tester – Mrs. S – also has a similar form of strabismus to Mr. C –  alternating strabismus.  Although we are still unsure how the app should handle the more complex form of alternating strabismus (where the eye which falls to the side changes almost spontaneously) we decided to proceed after our first success.

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User Test 1 – Mr. C – Our first tester, our first breakthrough!

What can you say when, after a single two hour user testing session, your test subject comes back to you the next day, with a video showing he can demonstrably choose to see straight, and in 3D?

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User Test 1 – Mr. C – Alternating esotropic strabism

Todays user test was absolutely fascinating.  During our initial tests we established that Mr C has a less common form of strabismus than most  – alternating strabismus.  This is a situation we consider “beyond our initial design specification” but we continued and were rewarded with shocking surprises and inspiring insights!

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