For something to be "used" to settle transactions or for whatever purpose, it must exist.
The public ledger exists. The numbers of the public ledger indicate the space of it.
There's no money or digital product that is in the possession of the address holders.
That's down to the individuals who'll agree to use it to transact with. Not to you.
Applications are digital. Sounds, pictures, videos, animations.
A blind person can't see them. A deaf can't listen them. Don't they exist?
You, on the other hand, are claiming that bitcoin exists and that it's digital and that it has many wonderful features, but you are not able to show it.
Here they are:
https://bitcoin.it/All that the individuals can agree to is for numbers to be attached to their address. Transactions, on the other hand, can only be performed with existing things. Such as debt, equity, commodity, etc.
is a website with some text. There are no bitcoins there.