How I see it, deleting of Eugine’s new accounts is a continuous enforcement of the permanent ban from 2014 (explained here). Whether he continues in his previous behavior should in theory be irrelevant; I would delete his new accounts anyway because that’s what “permanent” means. But in practice, he continues with his old behavior, which makes him easier to detect, and motivates me to overcome my laziness.
How I see it, deleting of Eugine’s new accounts is a continuous enforcement of the permanent ban from 2014 (explained here). Whether he continues in his previous behavior should in theory be irrelevant; I would delete his new accounts anyway because that’s what “permanent” means. But in practice, he continues with his old behavior, which makes him easier to detect, and motivates me to overcome my laziness.