http://Greeks.Live Daily Briefing of Chinese Community ===== Release date: June 26, 2025 Overall market sentiment ===== The group remains cautiously optimistic about the market and generally believes that the actual volatility (RV) has not shown a downward trend. It is suggested that a double buy strategy can be used to close positions and make profits. Traders are generally concerned about the correlation between M2 money supply and BTC prices, believing that this indicator will show effectiveness from 2024 onwards, but there are differences in its long-term reliability. hot topic ===== The SOL option liquidity trap has become a hot topic, and traders have reported experiencing liquidity depletion on deep real value options, making it impossible to execute DDH hedging and position shifting operations, resulting in Theta's continuous decline in losses that cannot be compensated for through scalping strategies The discussion on strategy evolution focuses on the version iteration of the Razor strategy, from the 1.0 version of Double Buy+DDH Skinning to the 3.0 version of Double Sell strategy. Traders generally believe that pure theoretical strategies face liquidity constraints in actual execution The theory of factor effectiveness decay has been widely accepted, and the group believes that any trading factor discovered by value will eventually fail, but the validity period of macro factors (such as M2) is relatively longer