There is no doubt that I can be used in a blog. It is an easy, popular word to type and it looks good on a website. However, there are a few things to keep in mind when using I in your blog post. First, it can be difficult to differentiate I from you in a blog post. Make sure to use proper grammar and spelling when using I, and make sure that your readers know which word you are referring to. Second, be aware of the tone you are trying to convey with your I-word usage.
A casual I-word usage may not carry the same weight as a formal one. Finally, be careful about overusing I-words in your blog post. Using too many I-words can come across as contrived or fake. Use them sparingly and with care to create a polished and professional blog post.