Many companies make a good plan of burning $X per month, with a runway of Y months. This is often a worst case scenario with projections of growth from their roadmap.
Final probably wasn't pushing much volume as a Visa Signature card issuer, with a cut of around ~1% of all transactions on average[1], it would take around 100mil in processed transactions to net 1 million in revenue for Final. Visa may have also kicked them off due to having such low volume.
"ghosting" just means ending all interaction without warning. not necessarily in the context of a relationship. one can ghost a job, a friend, or even someone selling things on craigslist.
For instance, you can ghost from a bar or party, which is essentially just disappearing without saying goodbye and trying to avoid anyone noticing you leaving. Also called an Irish Goodbye.
The phrase refers to when you are in the early stages of a relationship with someone you met online and stop sending any communication to them without notifying them beforehand.