Should "ls -R" traverse symlinks?

[David Goodenough]

flee at shire.cs.psu.edu (Felix Lee) sez:
> No.  Not unless "ls -R" detects cycles and guarantees termination.
> If you really want to traverse links, "ls -RL" is almost adequate.

Agreed

> % A normal "ls -R" can still loop, but this should be uncommon.

Forgive my ignorance, but I don't see how - not unless you do some real dirty
mucking with a directory open as a file for write, and start messing with
Inode numbers in directory slots - or am I missing something.
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