This is not desirable, because this uses a soft reference, which is a (generally) "Bad Thing"(tm), for a host of reasons.

Best is to use a lexically-scoped hash or a HoHoH's (like the poster has ended up doing).

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We are the carpenters and bricklayers of the Information Age.

Don't go borrowing trouble. For programmers, this means Worry only about what you need to implement.