Curly braces can be really hard to distinguish from parens because they appear in the same sort of place in e.g. JS, and IDEs and highlighters often render them

Curly braces can be really hard to distinguish from parens because they appear in the same sort of place in e.g. JS, and IDEs and highlighters often render them in stupid low-contrast colours. I hate it aesethetically, but I get the usability need.