Tipster @WABetaInfo indicated that WhatsApp could soon feature a major quality-of-life improvement: users may soon be able to pause voice notes while recording them, instead of having to delete and start from scratch every time there's a disturbance.
https://www.notebookcheck.net/Tipster-hints-that-WhatsApp-could-soon-add-a-pause-feature-when-you-record-voice-notes.571432.0.html