"Engagements are new followers from Promoted Accounts and/or clicks, retweets or likes on Promoted Tweets. You will never be charged more than your maximum bid and you usually pay less."
https://business.twitter.com/en/help/overview/twitter-ads-gl...
The bulk of all engagements now are fake/automated.
P.S. as a bot, you don't need to "see" a tweet to engage.
"Engagements are new followers from Promoted Accounts and/or clicks, retweets or likes on Promoted Tweets. You will never be charged more than your maximum bid and you usually pay less."
https://business.twitter.com/en/help/overview/twitter-ads-gl...
The bulk of all engagements now are fake/automated.
P.S. as a bot, you don't need to "see" a tweet to engage.