Short Takes: NuBank's $55B IPO; PayPal UK launches crypto; Amazon/Affirm BNPL; Deposits on Google Pay amidst departures; Blockstream valued at $3.2B; .com domains for crypto trading;

Hi Fintech Architects --

Welcome back to the subscribers-only letter! You are the best.

Here are the top updates hitting our radar:

1. Amazon is working on a buy-now-pay-later option (link here)

2. Google ties up with FinTech to let its users open FDs on GPay (link here)

3. Brazilian FinTech Nubank readies for IPO, valuation could top $55B (link here)

4. Barclays buying …