| Back to symbolic references | |||
      Not use strict;Very error prone  | 
    - | + | 
      The easiest solution (it still works) End-user friendly  | 
    
| Use simple scalars | |||
| 
      Too much work Too vulnarable to maintainance  | 
    - | + | End-user friendly | 
| Use LoL (list of lists) instead of LoH (list of hashes) | |||
| 
      Second level lists are filled too sparse Unable to add elements with letters  | 
    - | + | Easy to implement | 
| Solve the bug | |||
| 
      Learning curve Time shift: will I regain the time spent?  | 
    - | + | Geared for the future |