Engineering notes from OWL APP LTD

Measured notes from building our products: what broke, how we found it and what fixed it, with the numbers.

80% of Googlebot’s requests went to Next.js prefetches. Here is the one-line fix.
On Sizefoto, 10.3K of 12.9K Googlebot requests in 90 days were ?_rsc= prefetch payloads while 119 real pages waited to be crawled. How we found it in Search Console and fixed it.
2026-09-27