You know them. The Kesh Jig, The Irish Washerwoman, Danny Boy, Dingle Regatta, and so on. Some sessions will play them, others won’t. Generally, they won’t. They’re too good for (or too tired of) THOSE tunes. It depends where you go.
I recently went to a session in
I think in most cases tunes stand the test of time on their merits. For one, they’re still here. The onus may, therefore, be on the musician to play it such that it has its original life breathed into it. While avoiding garish embellishments, the dots on the page are only a guide to the main tune. Be brave. Play what’s good (but, please, attempt to maintain the one-Danny-Boy-maximum per year, preferably sometime in early March).