I didn't carefully understand the working principle of this cross chain bridge, It should be centralized control. 2. But it plays a very important role Cross chain bridge can be used as a token mixing pool. Bitcoin Tornado 3. Centralized maintenance, don't let anything happen in the future, such as the team failing to work, etc. Once this risk occurs, it is still very disgusting. Back in the day at Smartbch, because it was also a manual cross chain exchange, the exchange eventually closed down, and all smart real bitcoins were isolated in another world.