While 2021 has started not unlike how much of 2020 played out, with Covid-19 infections continuing to spread and many countries reimplementing lockdown measures, the approval and rollout of various vaccines to combat the coronavirus has been an undeniable game-changer for markets. It's provided a clearer road map for a return to some form of normality, although the path ahead is still likely to remain bumpy, with continued uncertainties in the offing.