| Documentaries | 22 seen

Documentary about The Winter War 1939 (Soviet Union vs Finland )

A very well documented documentary about the Winter War fought back in 1939. About defensive war and great guerilla tactics to fight a more powerful army.

The Winter War was a military conflict between the Soviet Union and Finland in 1939–1940. It began with the Soviet invasion of Finland on 30 November 1939, and ended with the Moscow Peace Treaty on 13 March 1940.

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How to Adjust an In-the-Money Covered Call on Ethereum (Rolling & Laddering Strategy)

In this article I will share how we adjusted an in-the-money covered call on Ethereum, using a rolling and laddering technique that allows us to keep our ETH while continuing to collect option premium.This approach was used in our Ethereum strategy run by Terramatris crypto hedge fund, where the goal is both short-term premium income, and  …

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Advanced Options Strategy: Building a Double Diagonal on Ethereum

The other day I spent about an hour on Google Meet with a long-time acquaintance, Jon. We exchanged ideas around options trading. Jon walked me through his preferred structure - the Double Diagonal.I’m primarily a put seller and covered call trader. That’s my core. But I keep my eyes and ears open. When something makes conceptual sense, I test it…

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Week 49 / Markets Shake, Premium Flows: NVDA Credit Spreads During the Iran War

As of March 13, 2026, our covered-call stock portfolio has decreased slightly by -0.63% and closed at $11,141. This is already the second week in a row that our portfolio value has decreased. However, the decline is largely explained by currency movements. Since the portfolio’s base currency is EUR, the drop should primarily be attributed to…

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