I'd be willing to commit to signing up to do this for Lark, given
the following changes:
Oops; and I forgot the IMPORTANT one: I don't see any point in doing
this if there isn't also an ultra-simple tree interface supporting
only Element, Attribute, and Text classes. Because this is what most
people will use, especially given that a high proportion of XML
transmissions will be small flattish documents; why should everyone
have to build their own tree. -Tim