We are back to 1 sat/vbyte they said..
Point is you can't rely on it. Your lightning channels can't. Rebalancing with @Blockstream Liquid soves this. Learn how it works and how much you can save here: 
Launching Liquid Swaps - Unfairly Cheap Rebalancing of Your Lightning Node! ⚡🌊
Liquid Swaps give you an edge in your Lightning node operations by rebalancing your channels for reliably low fees in a sustained high-fee market.