Updated with Video. The ProShares UltraShort Lehman Bond Fund (TBT), which moves (200%) the inverse the iShares Long Term Bond Fund (TLT), is acively traded. TLT is down after the latest issue of Barron’s ran a cover story about Treasuries, saying “Get Out Now” and that a bubble is ready to pop. TBT is up $1.61 to $40.61 and total options volume is running three times the usual. Jan 41 calls are the most actives, with some short-term players taking positions in anticipation of further losses in Treasuries over the next two weeks.