> Let's start with the simple targeted solution for this release and I > will investigate something more elaborate for next release. It can be > made backward compatible if we adopt the shell @{...} syntax as the > enhanced form. > Good enough, I think, though I am not certain if you adopt a single "@" character now to mean "${chain}" (in bash speak), how are you going to expand this later on to, say, "@{something}" - this won't be backwards compatible at all?
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