Yes. Technology can do that. Voices can definitely be simulated. Even faces can be simulated with the voice if you want to do video calls. (More artifacts there

Yes. Technology can do that. Voices can definitely be simulated. Even faces can be simulated with the voice if you want to do video calls. (More artifacts there) Claims are from seconds to 20 minutes of the original speaker's voice to creat a model that can be made to say anything: https://www.theverge.com/2017/4/24/15406882/ai-voice-synthesis-copy-human-speech-lyrebird https://www.theverge.com/2017/4/24/15406882/ai-voice-synthes... https://motherboard.vice.com/en_us/article/3k7mgn/baidu-deep-voice-software-can-clone-anyones-voice-with-just-37-seconds-of-audio https://motherboard.vice.com/en_us/article/3k7mgn/baidu-deep... https://www.npr.org/2017/05/05/527013820/new-software-can-mimic-anyones-voice https://www.npr.org/2017/05/05/527013820/new-software-can-mi... Definitely artifact-y with less source material, but it is very possible.