Ability to remember code improves with experience https://shape-of-code.coding-guidelines.com/2016/11/17/ability-to-remember-code-improves-with-experience/ (experienced devs can 'chunk' and observe higher level patterns)
miniblog.
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JSON is too small (no comments) and YAML is too big (many string syntaxes, relatively few implementations).
TOML is in the sweet spot for complexity, but I agree this syntax is by far the most confusing part.
TOML 1.1 improves it at least:
Intelligently choosing when and where to log by considering possible paths through basic blocks: https://blog.acolyer.org/2017/11/03/log20-fully-automated-optimal-placement-of-log-printing-statements-under-specified-overhead-threshold/
(Improves both runtime performance and debuggability!)
Impact of syntax coloring on program comprehension https://www.cl.cam.ac.uk/~as2006/files/sarkar_2015_syntax_colouring.pdf "syntax highlighting significantly improves task completion time"
