Sometimes the hardest part of creating something new is giving it a name. The name of something can greatly contribute to its success. If you have seen "Cloudy with a Chance of Meatballs" you have watched the plight of engineers illustrated in a humorous fashion. For developing software a badly named variable might confuse support developers. A badly named application might not be purchased. A clear concise variable is a jewel.
Now for a few words on vowels.
Which would you like to read? What are you saving? Are you using a language that has an unreasonable limit on variable names?
StackOverflow - maximum length:
Wikipedia - naming conventions: