| Clue | Source | Date |
|---|---|---|
| Like phones in a theatre, hopefully | The Telegraph Cross Atlantic | 15 Mar 2025 |
| In a cell block? | LA Times Daily | 07 Dec 2024 |
| Set to not ring or buzz | USA Today | 21 Apr 2024 |
| Like phones in church, hopefully | ||
| Like a phone set so as not to disturb a performance | Universal | 02 Sep 2023 |
| Like a cellphone in a theater, hopefully | LA Times Daily | 18 Jul 2022 |
| In a noiseless mode | USA Today | 03 Mar 2022 |
| Like a sleeper cell? | New York Times | 04 Apr 2019 |
| Like a sleeper cell? | ||
| How a ringtone may be set |