I feel until you have atleast a clusterful of services, you shouldn't add that much complexity to your applications. It's much easier to manage a single tower for as long as possible, and slowly migrate to a new one when it seems ripe
For some reason nytimes doesen't want you to read them in incognito mode. Luckily they simply hide the article afterwards with JavaScript, and can be read without it
The effects of electric battry density is cumulative. A lot of the requirements come from hauling the battery. If the battery gets smaller, you also need a lot less energy