Academic causal inference stalls in applied work. Decision gravity is the fix: constructive decisions can live with an associative read, final ones cannot, and collider bias is what catches the people who guess wrong.
WordPress data usually rots instead of crashing: postmeta grows, queries slow down, and reports stop matching reality. Ahmad Wael covers when to leave the core schema, how custom tables change your query times, and who has to own the data definitions.
Raw correlation makes campaigns look better than they were. Ahmad Wael walks through propensity score matching in Python: logistic regression for the scores, nearest neighbors for the pairs, and what happens to that 13% lift once selection bias is out of the way.
WooCommerce 10.7 drops an HPOS order request from 271 queries to 132, gives the Fulfillments API typed PHP methods, and hardens the REST API against XSS and CSRF. It also runs a database update, so stage it before you ship.
A p-value is closer to a weirdness score than a probability that you are right. Here is how to read one, why the 0.05 threshold is arbitrary, and how to sanity-check sample size before you act on an A/B test.
WooCommerce 10.7 drops HPOS order REST queries from 271 to 132, ships a beta Order Fulfillments API with typed methods, caches the Store API Last-Modified timestamp, and stops sanitization from eating % signs in gateway passwords.
Why analytics reports come back slow and wrong, and why the fix is structural: the three modeling stages, the move from write-optimized OLTP like WooCommerce to read-optimized OLAP, the star schema, and SCD Type 2.
WooCommerce 10.7 is mostly a performance release: the /wc/v4/orders endpoint drops from 271 queries to 132 and checkout loses about 15% of its SQL. It also ships a Fulfillment API beta and moves the Fulfillments namespace, which breaks old use statements.
AI tools guess at your store because they cannot see it. MCP gives them real context: your files, your data, your WP-CLI. We talk it through at WooCommerce office hours on April 15, 2026, on Slack.
Updating WooCommerce PayPal Payments to v4.0.0 sent a lot of store owners a pile of “payment gateway enabled” emails. Nobody was hacked: the update split hidden Alternative Payment Methods into separate gateways. Here is what changed and what to check in your settings.