Found listing for Final Fantasy VII [Demo] but this name doesn't match what the game is, leading to no price updates because it doesn't match its literal name.
https://www.pricecharting.com/game/playstation/final-fantasy-vii-demo
Should be Final Fantasy VII [Square Soft on Playstation Previews] (or ... VII [Preview] )

Keep track of which games I've played and beaten already

Nascar, Winston card, f1 cards should be added 

There is only neogeo pocket color, but the firts released console was Neogeo Pocket B&W the console has his own games like Neogeo Cup 98 Plus and in color the game is different and of course different price Neogeo Cup 98 Plus Color,

Please fix the case of Dance Dance Revolution ULTRAMIX 4 to match the case of the other 3 as Dance Dance Revolution Ultramix 4

You don’t have any of the promo cards from Pokémon 2022 advent calender

It was pretty important for games as well and has a lot of exclusive stuff on there too. Apple II deserves a spot on this site

What a useless piece of shit programming. I "import" line by line of text, only for the system to recognize that I uploaded 44 items without adding them to my own collection. How does that even happen? Why don't we have the ability to upload tab separated values or .csv? WHAT YEAR IS IT?

I am not going to type in a game name, click on the appropriate name (which is wrong about 15% of the time, causing mismatched data), click add to collection, click details, click on cib from dropdown, then FINALLY click on add. I have 2500 items to add...that is a ludicrous waste of time! FIX THE COLLECTION IMPORT