[pass] Clip/restore concurrency issues (fix?)

[Chris Down]

Jonas Wagner writes:
> In [[ $now != $password64 ]] && before="$now", don't you need quotes around
> the variables for the inequality check? $now could be empty...

In bash, the LHS of [[ does not undergo expansion (or word splitting). I
did not look at the code, but it should be fine assuming you're asking
what I think you're asking.

    $ [[ $nonexistent != foo ]]; echo $?
    0
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