Dave Mitchell wrote: > some sort of clone method With tree strings, at clone time they get reorged into minimal number of nodes: back to one big block if they are all the same type, or back to one block for each type transition if it is tagged data. Having the basic string type support arbitrary tags will be very nice for NLP people I should think :) -- David Nicol 816.235.1187 Signature closed for repavingThread Previous | Thread Next