That wouldn't solve this problem. Did you read the article? The ICO investors were tricked.
Legitimate ICOs should take on use of these widgets and contracts, educating users in the process to only send to particular contracts. This requires a great deal of improved hygiene for ICO providers and education for consumers, but there’s no easy foot forward here.
So yeah, we definitely need improved hygiene that addresses the pain points of trying to do these funding events through a blockchain.