This has made a huge difference, but it hasn't spoilt anything.

These subtle alterations can make a huge difference. They can have a profound effect.

Rehearsals make a huge difference.

Being on one crutch to no crutches is a huge difference.

I think it also brought the area to the attention of Parisians, many of whom wouldn't have heard of it before. They chose the town because it is so unchanged from years gone by.

The wardrobe and cupboard on the landing could be converted to create space for a conventional staircase.