Here's why business experts think Uber's 'profitability' pledge is misleading and meaningless (UBER)

· Uber excited investors and analysts last week when it predicted it would hit "profitability" by the end of this year.
· But the company's definition of "profitability" doesn't accord with standard accounting and leaves out a whole mess of expenses.
· The company's preferred profitability measure — adjusted EBITDA — is...