Might be off topic, but what makes more purchasing sense over say a 10 year period:
5x 3060 tier performance (2 years) ~ £2,000
4x 3070 tier (2.5 years) ~ £2,200
3x 3080 tier (3 to 3.5 years) ~ £2,300
2x 3090 tier (5 years) ~ £3,500
(time between upgrades)
I should probably tweak this so the...