Dynamic content is automatically tailored to a user’s behavior and history. The most famous example of dynamic content is Amazon’s user recommendations, but similar dynamic elements play a small part in every web page. Many comment sections are now loaded dynamically onto websites, tailored to specific commenting histories.
Dynamic content is good for websites because it makes them more personalized and useful for visitors. However, it is a disadvantage because it is usually based on AJAX and Java, both of which are invisible to Google bots the majority of the time. Furthermore, dynamic HTML needs session IDs and cookies in the base code, both of which can cause Google bots to bail out of your website.
Despite the inherent unfriendliness of search engine bots to dynamic content, there is no reason that including dynamic content has to negatively affect your SEO. You can allow search engine bots to index your dynamic content using the following methods:
Yes, benefits. There is a lot of material out there on the problems caused by dynamic content for SEO, but very few on the benefits.
There are too many to list here, but this blog pretty much hits all the bases.
Dynamic content has a lot of advantages for both SEO and for general marketing. It also has its drawbacks, but these drawbacks can already be mitigated by good site design. Even better, dynamic content is becoming the norm. This is inspiring search engines to look for new ways to see and index dynamic content. In the near future, dynamic content will have all of its advantages and none of its drawbacks.