48 – I am wondering if this statement (from RRv1.6 – General Question 1) is out of date: A hero can keep…

The 1.6 ruling you quoted is correct. There are two rules of note here: first, for abilities with the same triggering condition, constant abilities come into effect before status cards; second, a “Tough” status card prevents damage a character “would take,” rather than damage dealt to the character, etc. Thus, Intangible’s constant ability reduces the damage Vision “takes” from an attack before the Tough status card checks if Vision has “taken” damage, and this may lead to Vision keeping his Tough status card.