One reason to buy an NFT is for its emotional value, which isn’t so different from physical objects...unless you’re a total utilitarian. No one buys lip gloss because they need it. They buy it for the way it makes them feel. The same can be true for a GIF, image, video, or other digital asset.
Yes, please see the help section
Yes, a 2% platform fee is applied to each trade transaction, taken from the seller side.