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Case for a disposable and a receive only UPI ID
Overview Thanks to demonetization and covid, use of digital payment has soared in India. In Apr 2023, INR 14 lakh Crore worth of UPI transactions were done (link). In terms of number of transactions, 74 billion transactions worth INR 124.94 trillion were done in 2022 (link). Technology literacy is low in India and this gives rise to…
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TIL: HDCP 2.2 is to 4K as HTTPS is to the web
Here is the problem with content. Content developers want the content to not be stolen. What’s the best way to steal the content in best quality – when content is streamed by a user, insert a recording device in between that relays the content but stores a copy and thereby faithfully reproducing the content (example here).…
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TIL: Nuances of VAT Refund when shopping in EU
EU heavily advertises that you will get VAT refund if you shop in the EU and go back within a stipulated period (my understanding is that it is 21 days but I have also seen durations as long as 3 months). However, there are many nuances and following are few things I learnt when I…
