Edit: just to clarify: my question concerns the zsh method. Regarding find+xargs, I wrote that comment :-) Actually, this edit would be an answer to zap; HN does not let me reply directly to him: is it to prevent flame-wars?
/tmp/ $ mkdir -p test1/test2/test3
/tmp/ $ touch test1/test2/test3/test4
/tmp/ $ ls -ltr test1/**/*(.)
-rw-r--r-- 1 usr grp 0 Aug 9 11:11 test1/test2/test3/test4
/tmp/ $ touch test1/test2/test3/test\ with\ spaces
/tmp/ $ ls -ltr test1/**/*(.)
-rw-r--r-- 1 usr grp 0 Aug 9 11:11 test1/test2/test3/test4
-rw-r--r-- 1 usr grp 0 Aug 9 11:12 test1/test2/test3/test with spacesprint0 prints the file name followed by a NULL character (rather than newline) Using the --null/-0 arg makes xargs look for NULLs as delimiters and treat everything else literally.