Pioneer Meridian 222001 approaches Wellingborough from the north working the

09.29 Sheffield to St. Pancras East Midlands Railway service. These units were introduced at the start of the summer timetable exactly ten years ago to replace the wholly inadequate Class 170 Turbostar units. They have settled in well and are reliable units but one cannot help but think about what will happen when the line is electrified from 2020 and where they may go next?