You use your shovel to shake off the protesters, trying your best not to harm them. You're not doing a great job minimising collateral damage but you manage not to roll over anyone. However, the wax from your candles gets on your excavator, setting it on fire. Then your vehicle gets stuck on a street bollard.

Hey, remember those things? Think about how many recent terrorist attacks could've been stoped by them. Investment idea if you make it out of here alive.

Which you don't, burning alive, thus unable to fulfill your mission or cash in on a not-so-new idea that would have made the world safer. If only...