Create folder based navigation or permalink in static site as well with Handlebars templating. We can write a automation script to do it in grunt/gulp with Handlebars script. To do this we will have to create a folder name same as the file and then create a index.html or default.html file in it.
Email harvesting means fetching email addresses by crawling web pages using various scripts/softwares. These email addresses then used for sending bulk marketing emails or newsletters/spams. There are lots of softwares/bots available in the market which crawls the website and gives email address from its pages. These softwares are generally known as "Harvesting Bot".