Sometimes web developers will circumvent core HTML features because they don't do everything they want and aren't extensible enough, although this is generally

Sometimes web developers will circumvent core HTML features because they don't do everything they want and aren't extensible enough, although this is generally considered bad practice if it's at all avoidable. Sometimes they just don't bother to write semantic HTML even when they could. But the platform itself has the infrastructure; it's possible to write bad software on any platform.