Four short links: 23 March 2012

Cache Them If You Can (Steve Souders) — the percentage of resources that are cacheable has increased 4% during the past year. Over that same time the number of requests per page has increased 12% and total transfer size has increased 24%.
Natural — MIT-licensed general natural language facility for nodejs. Tokenizing, stemming, classification, phonetics, tf-idf, WordNet, string similarity, and some inflection are currently supported. (via Javascript Weekly)
How Millennials Search — Statistically significant findings suggest that millennial generation Web searchers proceed erratically through an information search process, make only a limited attempt to evaluate the quality or validity of information gathered, and may perform some level of ‘backfilling’ or adding sources to a research project before final submission of the work. Never let old people tell you that “digital natives” actually know what they’re doing.
Walmart Buys A Facebook App for Calendar Access (Ars Technica) — The Social Calendar app and its file of 110 million birthdays and other events, acquired from Newput Corp., will give Walmart the ability to expand its efforts to dig deeper into the lives of customers. Interesting to think that by buying a well-loved app, a company could get access to your Facebook details whether you Like them or not.

Caching Pages, Node NLP, Digital Native are Clueless, and Wal-Mart Loves Your Calendar