You're sure not likely to see this in celebration of heroin.

Depends where u hang out, I suppose

Drawing a syringe can also mean pulling the plunger back to fill it. I was really confused for a second.

#ModernCropCircles If you understand why the pilot did this, you understand why “aliens” make crop circles?

Here's some history and links on crop circles (1) in the UK. I lived in Andover, Hampshire 40 odd years back and the blasted things were popping up like mushrooms 8)

(1) https://www.bbc.co.uk/news/av/uk-england-hampshire-49608647

It’s fairly simple to make these right? Simply put in a flight path and let the plane go on auto pilot?

I dont think real autopilots will do much more than maintain a fixed heading without pilot input.

This would be so cool to visualize in CesiumJS and you could watch it from the ground at any point. We even have a tutorial on how to visualize FlightRadar data like this:

https://cesium.com/docs/tutorials/build-a-flight-tracker/