Here are 20 technology blogs that were known for their insightful content:

TechCrunch: Known for its coverage of technology news and startups.
The Verge: Offers in-depth coverage of the latest trends in tech and consumer electronics.
Ars Technica: Focuses on in-depth technology news and analysis.
Wired: Covers a wide range of topics, including technology, science, and culture.
Mashable: Features technology news, digital culture, and entertainment content.
Engadget: Offers news and reviews on gadgets, consumer electronics, and technology trends.
Gizmodo: Covers science and technology news with a focus on the latest gadgets.
ReadWrite: Discusses emerging technology trends and their impact on business and society.
AnandTech: Provides in-depth reviews of hardware and technology components.
VentureBeat: Focuses on tech innovation and startups, as well as broader industry trends.
CNET: Offers reviews, news, and how-to guides on technology products and services.
The Next Web: Covers technology trends, business, and culture from a global perspective.
TechRepublic: Provides IT news, analysis, and advice for professionals.
MakeUseOf: Offers guides, reviews, and how-to articles on tech and software.
Digital Trends: Covers a wide range of tech topics, including gadgets, gaming, and entertainment.
PCMag: Provides reviews and buying guides for technology products and services.
Techdirt: Focuses on the intersection of technology, law, and policy.
Gigaom: Offers analysis and insights on emerging technologies and trends.
SlashGear: Features reviews, news, and commentary on consumer electronics and gadgets.
Tom’s Hardware: Known for its detailed reviews and guides on computer hardware.

Remember that the technology landscape is ever-changing, and new blogs may have gained prominence since my last update. Always consider checking recent rankings and reviews to find the most relevant and reputable sources for your technology news and insights.