Do some stuff, note to self commit more often
Finish wiring everything up
Getting closer

Still throwing a weird ObjectDisposedException on cancellation
Make cancellation actually work

Most of the time anyways. I have difficulty tricking it, so clearly
I’ve solved every possible race.
Clean up after ourselves
I feel shame as a minor action
Remove seekability

In exchange, we won’t hold onto memory for large requests, meaning you
can stream it to a file and not get OOM killed
Use NSUrlSessionHandler