While markets are highly volatile and market swings happen in both directions, these stable coins have sufficient liquidity, volume, and markets available for liquidators to be compensated for their work. This makes them a good candidates to have the Collateral Factor increased from 60% to 75%.
From a growth/business standpoint, many successful DeFi protocols like AAVE already have Collateral Factor set to 75%. Strike Finance needs to remain competitive to try and increase the current market shared.
Once/if this proposal has passed users can then utilize the higher borrow factors on their existing positions or receive more security for their open positions