A few years ago I inadvertently introduced Luffia lapidella f. ferchaultella onto the garage wall. They've spread across the house and done so well that this one has taken up residence in the bathroom:
Yesterday it patrolled the seals on the window, presumably removing all lichen. Certainly preferable to Case-bearing Clothes Moths, which are also starting to emerge.
Desperate to see something lepidopterous, I checked my favourite fence in Aberystwyth cemetery this evening and counted at least 29 bagworms.