ref: dd029bddc853eebb5aa96fc2d35c29792e9ad15e
parent: 53f2b41ec64895a1d8bcebeeb7824c59e854eb13
author: Ori Bernstein <ori@eigenstate.org>
date: Fri Aug 5 18:57:36 EDT 2022
src: 'test -x' instead of 'test -f' while we're here, remove spare curly braces.