he explains why in the tweet
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here's an example of someone that used this strategy 
X (formerly Twitter)
Portland.HODL (@PortlandHODL) on X
Incredible; people are using Slipstream to save their coins. The big blue square in the audit was someone who saved 2.17 BTC from getting rugged.
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He doesn't actually explain it in the tweet, but I went and educated myself and it is a legitimate use case.