I kind of feel the same way. I know my hair isn't porous, it feels smooth doing the "test." But, it's so fine, it's hard to "feel" anything. I don't have trouble doing color process or getting it "wet" in the shower, or the other "indicators" of low porosity hair.
3a (Corkicelli), highlighted, fine, low porosity
modified CG, since April '07
CG since 3/11/08
HGs: Curly Kinks Satin Roots, Curlycue ReNew and Coil Jam; homemade FSG and okra gel; soap bars; DM MiraCurls Curling Gelly; UFD Curly Magic; Shescentit LIs; Sevi conditioners; Botanical Spirits Puree, CJ Repair Me