it is always nice to join when the market is growing, https://videoder.pro/https://tubemate.onl/https://snaptube.vip/ while you can see that your coins are already giving a profit, but you must have a steel nerves in a bear market, because by joining now prices can still fall
No you have not join at the wrong time , bitcoin is the future and it will be always like in the future , also invest in others cryptocurrency such as litecoin monrero ....ETC