Canonfire!

What experiences or stories do you have running the original D&D psionics rules found in Supplement III Eldritch Wizardry?

What about the psionics rules did you find easy to understand, or hard to understand, and why?

How do the psionics rules of this edition compare with other editions in your experiences?

What would you constructively change to improve the psionics rules in this edition?

(Please note: removing the psionics rules is not a valid answer for the purposes of any of these questions! If you would really prefer to remove the psionics rules, please don't reply at all.)
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Does the walker choose the path, or does the path choose the walker?