Compiled and ran tlsalbum on three different machines.
Input directory contained 64 images, total of 166 MB

All machines were idle at the time of testing, and had
rigorously with RAM (99.9% user), no IOwait etc.

Lesson one. tlsalbum scales very well
Lesson two. hyperthreading sucks

1xCeleron 2.66, 1 thread
real    2m14.345s
user    2m3.228s
sys     0m3.700s

1xCeleron 2.66, 2 threads
real    2m9.688s
user    2m3.660s
sys     0m3.632s

1x Pentium D 3.0 (dualcore), 1 thread
real	1m13.463s
user	1m10.996s
sys	0m2.376s

1x Pentium D 3.0 (dualcore), 2 threads
real	0m37.256s
user	1m10.836s
sys	0m2.784s

1x Pentium D 3.0 (dualcore), 4 threads
real	0m37.569s
user	1m11.044s
sys	0m2.868s

2x Xeon 3.0 (w/ HT), 1 thread
real    1m11.400s
user    1m8.820s
sys     0m2.580s

2x Xeon 3.0 (w/ HT), 2 threads
real    0m36.561s
user    1m9.000s
sys     0m3.152s

2x Xeon 3.0 (w/ HT), 4 threads
real    0m34.516s
user    2m9.584s
sys     0m4.112s

2x PowerPC G5 1.8, 1 thread
real    1m18.781s
user    1m15.791s
sys     0m1.538s

2x PowerPC G5 1.8, 2 thread
real    0m42.836s
user    1m16.004s
sys     0m1.770s

2x PowerPC G5 1.8, 4 thread
real    0m43.410s
user    1m15.936s
sys     0m2.361s