Housekeeping: You'll Only Find One Of These Things Here
Maybe it's a consequence of having "Rodney" as an occasional contributor here, but apparently we are showing up in search listings for some pretty cray-cray stuff.
Beeswing sipo, on the other hand, is absolutely covered at this site, and you can read about my Wilcutt Wood Library PRS DGT right here. Sipo is also known as "utile". It's a relative of Sapele wood and, according to the Wood Database, it offers better figuring than traditional New World mahogany at the expense of dimensional stability. Beeswing patterning is rare and prized. So now you know!