  Exploiting the path integral approach al la Batalin and Vilkovisky, we show
that any anomaly-free Quantum Field Theory (QFT) comes with a family
parametrized by certain moduli space M, which tangent space at the point
corresponding to the initial QFT is given by the space of all observables.
Furthermore the tangent bundle over M is equipped with flat quantum connection,
which can be used to determine all correlation functions of the family of QFTs.
We also argue that considering family of QFTs is an inevitable step, due to the
fact that the products of quantum observables are not quantum observables in
general, which leads to a new "global" perspective on quantum world. We also
uncover structure of $d$-algebra in the large class of d-dimensional QFT. This
leads to an universal quantization machine for d-algebras decorated by
algebro-differential-topology of (d+1)-manifolds as well as a new perspective
on differential-topology of low dimensions. This paper is a summary of a
forthcoming paper of this author.
