This version is probably on my old XP sata, honestly. I might dig for it sometimes.
Glad you were able to find this, though. It's a bitch to find, for sure.
Theme creator is kind of retarded though. Sony lets you upload folder icons, but the PTFs aren't allowed to use them on the actual PSP..
Here's my goodies that i've archived over the years:
1006locorocoMC_r - OFFICIAL Japanese Loco Roco theme
LittleBigPlanetPSP - OFFICIAL Little Big Planet theme
Locoroco2_psp_ja - OFFICIAL Japanese logo roco 2 theme
Locoroco2_theplanet_jp - like above but special
moder_warfare_2_theme - custom...