1. Having no LHS.
2. Having no track to run at.
3. Stripping screws.
4. Losing screws.
5. Losing body clips and finding them years later in the cracks of my floor.
6. Tires balding under BL power.
7. Fixing your truck to go out and find out that your battery is dead.
8. Discontinued parts.
9. Stripping gears.
10. Buying new bodies.
11. Ebay auctions where people say their t-maxx .15 goes 100mph
Damn this hobby is annoying.