How long does this take for others to load? On my fairly high-spec computer it was nearly 30 seconds on the first load, with not much indication that something

How long does this take for others to load? On my fairly high-spec computer it was nearly 30 seconds on the first load, with not much indication that something was loading besides the slim loading bar. Visually it looks pretty slick but I wonder if it's worth the tradeoff? Subsequent loads seem much faster, though.