Summary: 데이터리안 updates course early bird deadlines

Why It Matters: The competitor is actively managing their sales funnel by updating countdown timers for their SQL and GA4 bootcamps. This suggests they are in a high-intensity recruitment phase for their upcoming March cohort.

What Changed:

• Updated the early bird discount countdown from D-11 to D-10 for all major courses.
• Refreshed the "Popular Blog Posts" section with new technical content, including a guide on using the 2025 Lifelong Education Voucher.
• Added a new SQL basic level test to the popular content list to drive engagement.
• Reorganized the "Recommended Articles" section to feature different case studies from companies like Toss and Daangn.