There's a number of articles online both praising them and condemning them so it's not easy to gain any 'expert' judgement on their progress, and living outside Scotland, as many of us do we can only use secondary articles as any inclination as to what's going on. I live in Wales, I doubt you'd have much of an idea of what Plaid Cwmru get up to, so for most people it's difficult to have any level of conversation as to the progress of regional parties activities.