WordPress.org

Why it could be interesting to my readers

In these days there's not enough time to read everything we want. So it's important that indicates the user how much time he will need to read the full article to bookmark it and reading when time is available.

Where do you recommend to place the time2read information

As a user, I'd like to see it right below the title. So I know how long it will take me to read the article even before the excerpt

Can I use html tags

Yes, you can place html tags within before and after parameters of the function.