If you're willing to go for graphics as good as minecraft (best selling game of all time mind you, even in 2023) it's just as feasible as in 2011, in fact it's

If you're willing to go for graphics as good as minecraft (best selling game of all time mind you, even in 2023) it's just as feasible as in 2011, in fact it's a lot easier (and hardware a lot more forgiving). People care much less about graphics and much more about gameplay, and building things from scratch makes making unique experiences much more feasible.