A URL by itself is but a faceless drop in the digital ocean ..

QR-Code Marketing

QR-Code items on plastic

uptrend technology
traceable -->
measure the success of your campaigns
ease of use -->
anyone with a mobile phone can scan it
any digital info only a scan away
tailor-made for any campaign,
companies, political parties, projects, clubs, teams, etc.

Explore

Promote literally ANYTHING

.. but a QR-code powered badge or chip is something REAL that directly references ANY IDEA.
It is the proverbial bird in your hand. Like, MANY COUNTABLE birds..