substitution exercise must be 
undertaken or a few carefully hand built examples must be judiciously substituted to 
provide some representative samples. 
 
Verdict: Occasionally it is useful to be able to substitute quantities of random text. 
Gibberish Generation is useful when needed but is not a very widely applicable 
technique. 
 
 
Technique: Encryption/Decryption 
 
This technique offers the option of leaving the data in place and visible to those with 
the appropriate key while remaining effectivel