When I was 20, I remember the huge rub with design software: The stuff you needed to survive as a professional often costs more than a month of rent.Today, with a reset of its Affinity suite into a free product, Canva appears ready to upend that model entirely.But let’s take a second to remember just how bad things used to be for entry-level designers. Around the time I graduated from college, a magazine review of the original Adobe Creative Suite put the price of the software at $1,229 (or $2,1...