Richard, do you see any distinction (difference), in the parousia of II Thessalonians 2:1, and that of
II Thessalonians 2:8?
The first includes our assembling to Him.
The second describes the "discarding" of the lawless one.
What I am hearing you say is that these events are not literal, but are figurative in that they describe Christ's victory over sin. Is that an accurate statement as to how you see these verses?
For I am persuaded, that neither death, nor life, nor angels, nor principalities, nor powers, nor things present, nor things to come, Nor height, nor depth, nor any other creature, shall be able to separate us from the love of God, which is in Christ Jesus our Lord. Romans 8:38,39