Disatvantage method

.swift

public func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
    var dequeuedCell: UITableViewCell?
    
    if peopleWithAdvertisementList[indexPath.row] is Advertisement {
        dequeuedCell = tableView.dequeueReusableCell(withIdentifier: "AdvertisementCell")
    } else if peopleWithAdvertisementList[indexPath.row] is Person {
        dequeuedCell = tableView.dequeueReusableCell(withIdentifier: "PeopleCell")
    } else {
        // Else what? Do we have other type comforming to SimpleViewCellItem protocol?
    }
    
    return dequeuedCell ?? UITableViewCell()
}