EDIT: I̶t̶ ̶w̶o̶u̶l̶d̶ ̶b̶e̶ ̶e̶x̶t̶r̶e̶m̶e̶l̶y̶ ̶h̶e̶l̶p̶f̶u̶l̶ ̶t̶o̶ ̶h̶a̶v̶e̶ ̶a̶n̶ ̶e̶x̶p̶e̶r̶i̶e̶n̶c̶e̶ ̶b̶a̶r̶ ̶o̶n̶ ̶t̶h̶e̶ ̶p̶e̶r̶s̶o̶n̶n̶e̶l̶ ̶s̶c̶r̶e̶e̶n̶.̶ ̶I̶t̶ ̶i̶s̶ ̶a̶n̶n̶o̶y̶i̶n̶g̶ ̶n̶o̶t̶ ̶k̶n̶o̶w̶i̶n̶g̶ ̶i̶f̶ ̶m̶y̶ ̶s̶o̶l̶d̶i̶e̶r̶s̶ ̶a̶r̶e̶ ̶a̶l̶m̶o̶s̶t̶ ̶d̶o̶n̶e̶ ̶t̶r̶a̶i̶n̶i̶n̶g̶ ̶o̶r̶ ̶n̶o̶w̶h̶e̶r̶e̶ ̶n̶e̶a̶r̶.̶ ̶I̶t̶ ̶w̶o̶u̶l̶d̶ ̶b̶e̶ ̶v̶e̶r̶y̶ ̶n̶i̶c̶e̶ ̶t̶o̶ ̶b̶e̶ ̶a̶b̶l̶e̶ ̶t̶o̶ ̶t̶e̶l̶l̶ ̶a̶p̶p̶r̶o̶x̶i̶m̶a̶t̶e̶l̶y̶ ̶h̶o̶w̶ ̶l̶o̶n̶g̶ ̶i̶t̶ ̶w̶i̶l̶l̶ ̶b̶e̶ ̶u̶n̶t̶i̶l̶ ̶t̶h̶e̶y̶ ̶a̶r̶e̶ ̶d̶o̶n̶e̶ ̶(̶o̶r̶ ̶e̶x̶a̶c̶t̶l̶y̶ ̶h̶o̶w̶ ̶l̶o̶n̶g̶ ̶i̶f̶ ̶w̶e̶ ̶w̶a̶n̶t̶ ̶t̶o̶ ̶d̶o̶ ̶t̶h̶e̶ ̶m̶a̶t̶h̶)̶,̶ ̶s̶o̶ ̶w̶e̶ ̶c̶a̶n̶ ̶p̶l̶a̶n̶ ̶a̶r̶o̶u̶n̶d̶ ̶i̶t̶.̶ ̶I̶n̶ ̶s̶o̶m̶e̶ ̶c̶a̶s̶e̶s̶,̶ ̶i̶t̶ ̶w̶o̶u̶l̶d̶ ̶b̶e̶ ̶p̶o̶s̶s̶i̶b̶l̶e̶ ̶t̶o̶ ̶t̶a̶k̶e̶ ̶s̶c̶r̶e̶e̶n̶s̶h̶o̶t̶s̶ ̶a̶f̶t̶e̶r̶ ̶e̶v̶e̶r̶y̶ ̶b̶a̶t̶t̶l̶e̶,̶ ̶a̶n̶d̶ ̶t̶h̶e̶n̶ ̶k̶e̶e̶p̶ ̶t̶r̶a̶c̶k̶ ̶o̶n̶ ̶p̶a̶p̶e̶r̶,̶ ̶b̶u̶t̶ ̶t̶h̶a̶t̶ ̶i̶s̶ ̶i̶n̶c̶r̶e̶d̶i̶b̶l̶y̶ ̶c̶u̶m̶b̶e̶r̶s̶o̶m̶e̶ ̶a̶n̶d̶ ̶i̶n̶c̶o̶n̶s̶i̶s̶t̶e̶n̶t̶.̶ (MadSkunky pointed this out to me. It is on the top right in fine print on the individual character screen for anyone else who missed it.)
A nice quality of life addition to this would be an indicator for how many xp/hour they are getting from training facilities.