New posts in capybara-webkit

Why does adding "sleep 1" in an after hook cause this Rspec/Capybara test to pass?

ruby-on-rails ruby rspec capybara capybara-webkit

How do poltergeist/PhantomJS and capybara-webkit differ?

capybara phantomjs capybara-webkit poltergeist

ERROR: Error installing capybara-webkit:

ruby-on-rails ruby gem capybara capybara-webkit