Why I am Not a Welsh Nationalist

There has been a debate in the Senedd Cymru, the Welsh Parliament, on the issue of independence for Wales. This is the first time it has ever been formally discussed. How does Welsh nationalism fit into modern geopolitics and how has it effected my own life?
See here for backgound: http://hpanwo.blogspot.com/2019/10/brexit-portal.html.
And: https://hpanwo-tv.blogspot.com/2014/09/people-of-scotland-please-vote-no-i.html.