Yes, thank you Glyph - an excellent write-up.

Bob Arning <arning at charm.net> writes:
> Please bear in mind, too, that Squeak is still an active search for
> a "better" way to do things and this means change. 

quite right,

> To expect that all code ever written will continue to function
> flawlessly in all future releases is too much to ask, especially

is a simple dependency mechanism of the kind implemented by eg GNU
smalltalk not practical ?

For what it's worth: on a debian (linux) system, you can install any
package, old or new, and be pretty confident that it will either "just
work", or tell you why it should not be installed.

-Simon