Not only will it have better brightness, colour, contrast and viewing angles - you will most probably more than make up the investment when selling it.
When buying a new ThinkPad, consider taking the IPS screen option if possible, as it doesn't cost much. When buying a used ThinkPad, remember to check that the BIOS is not locked with a supervisor's password and that Computrace is not enabled and activated.
For IBM/Lenovo ThinkPad laptop enthusiasts.