BumbleBee<p>Could someone explain this, or understand how it works, some kind of lensing with shadows ?<br>What is it just at the edges of the window frame</p><p><a href="https://mastodon.social/tags/shadows" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>shadows</span></a> <a href="https://mastodon.social/tags/science" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>science</span></a> <a href="https://mastodon.social/tags/physics" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>physics</span></a> <a href="https://mastodon.social/tags/explain" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>explain</span></a></p>