As a developer, what affects your reaction to new libraries or tools?
When do you react "ooh, this is new and neat!" and when do respond "argh, this is new and different"?
miniblog.
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Really elegant developer tool: Go's inline IDE feature is used with deprecation markers, so call sites are autofixed from OldApi() to NewApi() based on the implementation of OldApi.
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.
Wonderful article comparing error wording and display across many different programming languages:
