 The different usages often reflect the degree of innovation and "economic intensification in the direction of domestication, sedentism or environmental modification" seen in the culture.If the Palaeolithic way of life continues with only adaptation to reflect changes in the types of wild food available, the culture may be called Epipalaeolithic.One writer, talking of Azilian microliths in Vasco-Cantabria talks of "some exceptions that seem to herald the coming of 'true' Mesolithic technologies a few centuries later".