The case for heightened ETH volatility is strengthened by the recent sharp rise in open interest for the digital asset. Some crypto analysts are confident that ETH

will re-test some of its crucial resistance

levels before further upside movement.

For instance, crypto analyst Carl

Runefelt recently opined that if ETH breaks the $2,640 resistance level, it could initiate a significant price rally.ETH trades at $2,663 at press time,down 2.4% in the past 24 hours.