The example given in the post is that & used to be the only conjunction operator, before && was added. Therefore, it was normal to write “if (a==b & c==d)”. Whi

The example given in the post is that & used to be the only conjunction operator, before && was added. Therefore, it was normal to write “if (a==b & c==d)”. While this is definitely not used anymore, the historical context is useful for explaining why the precedence of & is so low.