How do people publish data visualizations online? Mostly, in one of two formats:
- a static image (including static SVG), or
Clearly an SEO faux pas but is that really a problem? If you have lots of good quality text then who cares about the data in charts? You can always add metadata, such as an
alt tag, so just treat a data visualization like a picture. Right?
Well, that might be good enough. But consider an article which talks about the German economy in 2014 and features – as well as lots of good prose – a line chart showing inflation, month on month, of several major economies in Europe as a comparison to Germany’s.