Earlier quoted context omitted.
My country has several stupid laws but there's very little I can do to change them (apart from voting). That doesn't make it OK for someone to run a dodgy "donations/tip/contribution" service, asking for money on my behalf. This could potentially cause problems for lots of people around the world (seems like UK has similar laws too). Stupid foreign laws don't go away by ignoring them. Running an international service…
What if upvoting your comments was also made illegal in your country? Should we somehow guess that and stop?
People cannot opt out of the tip4commit service, it automatically opts you in.