WhatsApp infamously did just that.
It vacuumed the contacts and spammed them with "Join me on WhatsApp". One of the reasons for their initial exponential growth.
WhatsApp infamously did just that.
It vacuumed the contacts and spammed them with "Join me on WhatsApp". One of the reasons for their initial exponential growth.
Venmo did this too
Almost everything coming out of Silicon Valley has an unethical past(present?) if you look at it a bit more closely.