[castlecrasher2]

>Look how the small ecommerce companies have all become FBA companies

While I suspect you're right in that many have, I don't believe it's anywhere near a majority.

[dredmorbius]

FBA: fulfillment by Amazon.

https://sell.amazon.com/fulfillment-by-amazon.html

Or in the alternative, Fellow of the British Academy.

https://www.acronymfinder.com/FBA.html