Switch '#foobar' to '[data-mycompany-id="foobar"]'. A nice byproduct is your selectors now work against detached fragments. A negative is your selectors are no

Switch '#foobar' to '[data-mycompany-id="foobar"]'. A nice byproduct is your selectors now work against detached fragments. A negative is your selectors are no longer o(1) but this has not been a problem for my team in practice