[teraflop]

I think you're correct. At stage 2 cutoff, they were showing a speed of ~26,000 km/h, which is approximately orbital velocity, not escape velocity.

[Klathmon]

Although I'm not fully correct. Mr. Musk just tweeted this:

>Upper stage restart nominal, apogee raised to 7000 km. Will spend 5 hours getting zapped in Van Allen belts & then attempt final burn for Mars.

https://twitter.com/elonmusk/status/960988527159795712