> 3% of people is a lot of people to cut off if your JavaScript is essential
These are probably the 3% that won’t affect your business much. They’re more likely to be on older hardware and also have less discretionary income. Or browsing on really weird hardware that is also unlikely to lead to a sale.
People with "less discretionary income" still deserve to access the web in a way that isn't broken. This might come as a surprise nowadays, but the web can be useful for more than just selling things.
These are probably the 3% that won’t affect your business much. They’re more likely to be on older hardware and also have less discretionary income. Or browsing on really weird hardware that is also unlikely to lead to a sale.