Is the Traditional Bypass Trust Outdated?

Many early-retirement Boomers feel comfortable that their estate plan is in order, having put their estate plan in place when they had younger children. With adult children, and the increase in the estate and gift tax exemption amounts, many feel that there is little planning to be done. However, upon review, there are plans that may need adjusting due to the recent changes in tax laws. Specifically, those plans with the AB Trust/Bypass trust structure.