HTML5 text-level semantics
Besides the structural and grouping elements we've looked at, HTML5 also revises a few tags that used to be referred to as inline elements. The HTML5 specification now refers to these tags as text-level semantics (http://www.w3.org/TR/html5/text-level-semantics.html#text-level-semantics). Let's take a look at a few common examples.
The <b> element
Historically, the <b> element meant "make this bold" (http://www.w3.org/TR/html4/present/graphics.html#edef-B). This was from back in the day when stylistic choices were part of the markup. However, you can now officially use it merely as a styling hook in CSS as the HTML5 specification now declares that <b> is:
"The b element represents a span of text to which attention is being ...
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