Well I was going to say you weren't doing bad, up until 2:42 into the video and you did that little 180. But it maybe just that there was no snow on the ground and you are not used to driving on dry pavement.
I mean you are in Canada.
Not bad really for a first timer and bad suspension parts.
A lot of people don't know how to handle a Fiero as they are essentially a rear wheel drive car and most are used to front wheel drive cars and how they handle. Might I make a suggestion? Next time brake ahead of the turn and accelerate into it and all the way threw. rear wheel drive cars push into a corner and front wheel drive cars pull into a corner.
Technology is great when it works,
and one big pain in the ass when it doesn't
Detroit iron rules all the rest are just toys.