[Sewing] anybody have experience with pattern wheel singers?

[meredith scheff]

like this one:
http://cgi.ebay.com/SINGER-328K-HEAVY-DUTY-REDS-STEEL-SEW-MACHINE-/140492773823?pt=BI_Sewing_Machines&hash=item20b60599bf#ht_500wt_1156
you change out metal cams to cahnge the stitch pattern. Are they awesome or
lame?

-- 
doing stuff and making things
---
"The function of all art ... is an extension of the function of the visual
brain, to acquire knowledge; ...artists are, in a sense, neurologists who
study the capacities of the visual brain with techniques that are unique to
them. ." -Semir Zeki
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