halation (bleeding of the text into the background) happens for all people with astigmatism with white text on dark background but severity will obviously differ depending on your personal environment.
But given that about 50% of people have some form of astigmatism dark mode default has been a horrid trend.
Most people don't pay for Obsidian, do you imagine they're raking in hundreds of millions?
It's hard to know how many users they have, and they're overrepresented on this forum so it's easy to be carried away with our estimates, but let's say they have 1M active users. Then let's say 5% of them pay the $50/yr for sync. That's only $2.5M, divided between 5-10 people.
Good salary, but not outrageous and not much room to add many employees.