Matt Aubury philosophizes about digging a grave for certain std::index_sequence idioms. 

RIP index_sequence, 2014–2017

by Matt Aubury

From the article:

std::tuple was one of the great additions to C++11. Whilst sometimes abused by lazy programmers (who should really be using a struct or class), it’s true value is as a container of arbitrary values in variadic templates.

Sadly, static typing makes working with tuples much harder in C++ than in most languages [...]