↓ Transcript
1. --Photon Phlights CHECK IN --PP1397 INVISIBULIA 12:15 ON TIME
2. {welcome to Photon Phlights - can I see your tickets please?}
4. --0015eV Baggage Mass {sorry sir, but your baggage is well over the limit}
5.(but I thought we were allowed 20eV, this is only 15!)
6. {yes sir, 20eV travelling, not rest mass}