And anyone who says there isn't is either lying or boring. The most obvious has to be that both fireworks and sex feature tremendous bursts of energy and excitement followed by an eerie silence. A good fireworks display is one that's well paced with different styles of fireworks grouped together and separated from the rest by a brief pause. There are many different types and styles of fireworks and everyone has their favorites. Some types of fireworks are illegal in some jurisdictions.
Fireworks are really expensive to buy.
Sometimes really promising-looking fireworks turn out to be duds. It takes careful orchestration to enjoy fireworks in a public place without getting into trouble. Bigger fireworks are not necessarily better fireworks. Even though you've set off a lot of fireworks in your time and seen other people's too, you can never really remember them exactly. Only the general impression.