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"Error: /usr/local must be writable!" (Sierra 10.12 Beta (16A239j) ) #476
Just an FYI, and to get some advice on a better way of solving this! When running
And when running 'brew update', I get this:
I "solved" the problem by running
It's not required for day-to-day operation but is required for initial installation/migration. The opt-out is to install into a different directory.