It looks like there may be better options for experimenting without the risk of getting locked in. I believe that Chrome is trying something along these lines: <a href="https:&#x2F;&#x2F;infrequently.org&#x2F;2015&#x2F;08&#x2F;doing-science-on-the-web&#x2F;" rel="nofollow">https:&#x2F;&#x2F;infrequently.org&#x2F;2015&#x2F;08&#x2F;doing-science-on-the-web&#x2F;</a><p>More reading: <a href="https:&#x2F;&#x2F;groups.google.com&#x2F;a&#x2F;chromium.org&#x2F;forum&#x2F;#!topic&#x2F;experimentation-dev&#x2F;GsPtuFt8XqA" rel="nofollow">https:&#x2F;&#x2F;groups.google.com&#x2F;a&#x2F;chromium.org&#x2F;forum&#x2F;#!topic&#x2F;exper...</a>