You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
Not sure we can conclude that. According to Wiki: "LFP battery (lithium ferrophosphate), is a type of lithium-ion battery". I think the best way to know is to either weigh the car, or maybe look the charge settings to see if there is still a 90% recommended limit.
Ordered the most basic model 3 on May 21st, was not really expecting in June, but got Tesla Vision waiver yesterday that I accepted only today, then found VIN in source code, and date from June 21 to 27. I feel very lucky.