Smogon XY Research
Smogon is committed to the game of competitive Pokémon, and uses what is available from the game as the sole basis for what is available in its metagames. Therefore, knowing the movepools, stats, etc. of Pokemon new and old is a vital endeavor to create its metagames. Tons of information has been researched so far, but there is still much to come! Current research is linked below so you can have an idea of what is available in Pokémon XY.
Data on the new Pokémon, from movepools to stats to typing, is vital so that competitive battlers can make informed decisions as to what Pokémon they used and for simulators to properly implement the Pokémon. Movepools of old Pokémon also need to be researched, and base stat changes have even been discovered!
The game has descriptions of each move, item, and ability. These provide insight as to what each one does as well as add flavor.
Locations of TMs and other items are vital for in-game players to create good competitive teams. Research has been conducted to provide a comprehensive list of all item locations.
Knowing proper mechanics is vital to having an accurate simulator. Research is being conducted on the mechanics in all aspects of XY.
Trivia Clue #4