Always? If I'm standing 10 metres away, I don't think it would be too bad. Even at 1 metre away it would be fine. With images as large as the OP is talking abo

Always? If I'm standing 10 metres away, I don't think it would be too bad. Even at 1 metre away it would be fine. With images as large as the OP is talking about, at typical viewing distances pitch substantially larger than 1mm would be just fine.