Yes, I would. Typos on github readmes and HN posts are trivial, however, any blemish on a site built solely to showcase accomplishments, skills, experience, and

Yes, I would. Typos on github readmes and HN posts are trivial, however, any blemish on a site built solely to showcase accomplishments, skills, experience, and attributes, regardless of how small the blemish is, reflects negatively on the author. Of all sites, this site should be top-notch. As for your PS, yes.