Since you asked for a "good" blog post, I have focused on the query language, as it is a major trend in data science, especially with the rise of and AI/LLMs .

Data is no longer just about rows and columns; it’s about the between them. While SQL has been our reliable workhorse for decades, the modern world—from financial intelligence to recommendation engines—is fundamentally a graph.

Enter , the declarative graph query language that makes working with complex relationships as intuitive as sketching on a whiteboard. Intro to Cypher

Drafting a blog post on Cypher requires choosing between two very different worlds: the used for graph databases like Neo4j and the broader concept of classical cryptography (ciphers like Caesar or Affine).