US Treasury panic index surges: Are long-term bond yields moving from 'rising high' to 'rising fast'?

Last week, the global bond market just weathered a tumultuous week, with government bond yields in multiple European and American countries collectively surging to levels not seen in decades. Bond market volatility rose at its fastest pace in over a year, heightening investor concerns that this round of bond market "earthquake" conditions could spread and impact the stock market.