WhatsApp is now letting users add their email addresses to the chat app – but should you be giving this up to Meta so easily? After all, this is the company that lost the data – including email addresses and phone numbers – of more than 500 million users to hackers, triggering a wave of email and SMS phishing attempts. Many online services call on users to submit their email address, and while this can provide security benefits, there is a risk of this backfiring in the event of a data leak, like the one that Facebook suffered in 2021. But additional security is precisely the reason WhatsApp i…