Batching BTC transactions will save users 50% on fees, according to a blog post released by Coinbase on March 13
Source: https://cointelegraph.com/news/coinbase-launches-btc-transaction-batching-saving-users-50-on-fees
Coinbase Launches BTC Transaction Batching, Saving Users 50% on Fees
March 16, 2020
CoinTelegraph