As someone who tried to be a tank main first then later became a healer main, tanking is the hardest and most stressful job. If the tank goes down, it’s all joever. And as long as the healer isn’t a retard and can keep an eye on the tank while occasionally throwing HoTs at the DiPShits, the party will survive. If the healer fails and the tank goes down, then usually the healer will die right after and then the DPSs are basically screwed. If the healer somehow goes down, there’s a small window of time where the healer can revive and bring back the flow before the tank dies too. If a DPS goes down then whatever, there’s still like two more of them. Being a healer lets you hang around in the back too, which on its own already takes away so much stress, especially on PvP games. If there’s a party member that deserves a thank you, it’s the tanks