It's true, the higher the levels, the more punishment you get from your mistakes, but usually at higher leves, you as a player gets more and more skilled ;) Plus after a certain level, what really makes the difference is the equipment, you'll see once you star amasing enough money to get the best equipments.
Yeah, there are a lot of names, at first I was confused too xD The Story mode gets huge with all the boards unlocked. Shade impulse is the biggest story board of them all, it's got 5 whole chapters with 5 boards each xD it's massive.
Current PC Build
CPU - i7 8700K 3.7 GHz (4.7 GHz turbo) 6 cores OC'd to 5.2 GHz with Watercooling (Hydro Series H110i) | MB - Gigabyte Z370 HD3P ATX | Gigabyte GTX 1080ti Gaming OC BLACK 11G (1657 MHz Boost Core / 11010 MHz Memory) | RAM - Corsair DIMM 32GB DDR4, 2400 MHz | PSU - Corsair CX650M (80+ Bronze) 650W | Audio - Asus Essence STX II 7.1 | Monitor - Samsung U28E590D 4K UHD, Freesync, 1 ms, 60 Hz, 28"