Q: this allows the intelligence of windows to decide the correct software application to open your dlv file.
A: This allows the intelligence of Windows to decide the correct software application to open your DLV file.

Q: the land, therefore, of every country is the common property of the people of that country, because its real owner, the creator who made it, has transferred it as a voluntary gift to them. "terram autem dedit filiis hominum."
A: The land, therefore, of every country is the common property of the people of that country, because its real owner, the Creator who made it, has transferred it as a voluntary gift to them. "Terram autem dedit filiis hominum."

Q: the canal is 21 kilometres long and was opened in 1872.
A: The canal is 21 kilometres long and was opened in 1872.

Q: the inverted brightness dimmer is opposed (ie inversely y=255-a*x where x= (0..255) to the level of the dimmer control .
A:
The inverted brightness dimmer is opposed (ie inversely y=255-a*x where x= (0..255) to the level of the dimmer control .