What are specialty search engines and why do they matter?

What this post added

This post defines and categorizes specialty search engines, contrasting them with general search engines. It details their key features (niche focus, specialized filtering, verified sources, domain-specific ranking) and provides examples across various domains (academic, healthcare, real estate, legal, local business). The post explains how specialty search engines work, emphasizing their targeted crawling and indexing. It also highlights Meilisearch as a suitable backend for building such engines, specifically mentioning its capabilities in fast indexing, customizable ranking, typo tolerance, similarity search, and fuzzy search.