Depending on if my audience are Spanish speaking people or not. If the topic is somewhat related to information technology I don't see the need (even me that I'

Depending on if my audience are Spanish speaking people or not. If the topic is somewhat related to information technology I don't see the need (even me that I'm a Spanish speaker blog in English about programming from time to time). I think the sweet spot would be machine translation reviewed by an human, i.e. convert your translators to reviewers/editors of machine translation.