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The following poll comprises 13 questions. Some are mandatory and end with an asterisk , the others are not.

Your usage of information technologies

How would you describe your frequency of use of digital devices (mobile phone, tablet, computer, connected objects...)?
How would you describe your knowledge in computer sciences?

Your usage of direct device-to-device (D2D) communication

We do not take interest in Bluetooth speakers or headphones, only in the exchange of documents between devices.

How often do you need to exchange documents between two nearby devices?
Do you use Bluetooth to exchange documents between two nearby devices?
Are you satisfied with the usability of Bluetooth to exchange documents between two nearby devices?
Do you use external storage devices (hard drive, USB stick...) to exchange documents between two nearby devices?
Are you satisfied with the usability of external storage devices (hard drive, USB stick...) to exchange documents between two nearby devices?
Do you use messaging applications (e-mail, instant messaging...) or online storage (DropBox, OneDrive, iCloud, FTP...) to exchange documents between two nearby devices?
Are you satisfied with the usability of messaging applications (e-mail, instant messaging...) or online storage (DropBox, OneDrive, iCloud, FTP...) to exchange documents between two nearby devices?

Click here if you own Apple devices

If you own Apple devices, do you use AirDrop to exchange documents between two nearby devices?
If you own Apple devices, are you satisfied with the usability of AirDrop to exchange documents between two nearby devices?

Parting comments

Do you have any comments/remarks regarding your usage of documents exchange between two nearby devices?

Do not communicate any personal information such as your name or e-mail address, as your answers will be made publicly available for the sake of scientific reproducibility.

Anti-robot question

This question will prevent simple bots from answering our form. Sorry for the inconvenience.

How much is 5 times three?

The survey has ended on 31st Jan. 2022. We do not accept further answers. Results will be made available on the same site in the future; we'll keep you posted!