Post some form of Unlock Bootloader

Hello, sorry for my English, translator application
I want to know if it is working to discover how to unlock the bootloader of the Xperia Tablet S, is very good tablet and it deserves that
I ask this because as any NOOB user since I'd like to try Cyanogenmod or Costum Rom, Roms and sorry for asking this section Develops since I want someone knowledgeable enough about our Tablet to answer me