Yes, of course it is. How many search competitors do you see out there? If you ignore resellers like ddg, these is bing, kangi, and country specific ones like Baidu. Email providers are a dime a dozen - Fastmail, Outlook, Protron, .. Google it, it's a long list. Hell. I run my own. I could not even contemplate building a web indexing engine.
Yes, of course it is. How many search competitors do you see out there? If you ignore resellers like ddg, these is bing, kangi, and country specific ones like Baidu. Email providers are a dime a dozen - Fastmail, Outlook, Protron, .. Google it, it's a long list. Hell. I run my own. I could not even contemplate building a web indexing engine.