what is the definition of locomotion

In the past Digital Audio Players (DAP) mostly now usually called called MP3 players were tied to manufacturers desire to capture their customers by making use of proprietary audio formats. This meant the Digital Media player audio format used was determined by producer. If you already had other Digital Media Player audio formats they'd being converted. Often this may lead to further problems converting in one Digital Media Player format to a new. Today's world is filled with technologies, chemistry projects, social projects but nevertheless now were following the concept of their stage or dais. The only changes are happened honestly: their drama was performed in open air and today it can be inside covered area; in those days drama was performed only evening these days we can easily enjoy three times per day; there were no means of light facilities today it is totally computerized; that point dais was fixed and now it is revolving.