The full details of an industrial-strength spell corrector are quite complex (you can read a little about it here or here). But I figured that in the course of a transcontinental plane ride I could write and explain a toy spelling corrector that achieves

spell meaning: 1. to form a word or words with the letters in the correct order: 2. to cause something bad to…. Learn more.

The three fold law applies to when you write a spell to make something happen. Once you cast the spell, then the same thing will happen to you later on in your life, either three times worse or three times better. For example, if you cast a spell to give