I completely agree. At one point, I had 4 ongoing notebooks that were (generally) cross-referenced dealing with players/NPC/Items/Locations/Miscellaneous...
Some thing like, "But didn't the blacksmith mention the Scimitar of Kalimar was forged by the dwarfs of Milkome, and then sent to the Wizard Agmomen"
OHhhh...I meant the Wizard of Kalimar created the Dwarfs of Agomen using the Wand of Milkome. And which blacksmith was that again?
Some thing like, "But didn't the blacksmith mention the Scimitar of Kalimar was forged by the dwarfs of Milkome, and then sent to the Wizard Agmomen"
OHhhh...I meant the Wizard of Kalimar created the Dwarfs of Agomen using the Wand of Milkome. And which blacksmith was that again?