How is using a Disposable Email Address different from just using a secondary email address for all the email I do not care about?
Having an secondary email account to give out whenever your email address is requested is the same concept as using Disposable Email Addresses, but not nearly as usefull or convenient. A secondary email account requires you to remember multiple logins, check multiple email accounts and does not actually stop the unwanted email, it just has it delivered to a different email address that you still need to check. Using a secondary email address only moves the problem from one email account to another. A Disposable Email Address Service does not require you to maintain and check multiple email accounts as all your email is forwarded to your Real Email Address. It solves the problem of unwanted email by allowing you to create a new Disposable Email Address each time you need to provide your Email Address, which allows a single Disposable Email Address to be turned off without affecting the others. To do this using secondary email providers would require a new account each time you needed to