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)
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Are there any developer experience advantages for `x := 1` over `let x = 1`?
A `let` keyword probably improves parsing error behaviour, and makes declarations more visible.
:= is more concise though.
I travelled recently with six electronic devices, and every single one used USB-C for charging. It was wonderful, and not an experience I've had before.
Today I learnt that A* doesn't work for an arbitrary non-planar graph, you need additional structure:
https://stackoverflow.com/q/26568552/509706
This matches my experience with difftastic so far. The graph is non-planar and my best heuristic only matches Dijkstra perf in typical cases.