======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '5906'
                                          'artist'  'Blevin Blectum'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'SS Dec11 2005 entoto'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'glitch', 'idm', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza'
                                             'bpm'  '126.331'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM:ID3v1 Comment:XXX'                            ' 00000000 00000210 00000AB0 00'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000AB0 000000000F86B740 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '126.331'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-shirleyspinoza'
'TCOP' (Copyright message)                          ('2005 Shirley & Spinoza Internet Radio. Licensed to the public under '
 'http://creativecommons.org/licenses/by-nc/2.5/ verify at '
 'http://www.archive.org/audio/audio-details-db.php?collection=opensource_audio&collectionid=BlevinBlectumLIVE')
'TENC' (Encoded by)                                 'iTunes v6.0.1'
'TIT2' (Title/songname/content description)         'SS Dec11 2005 entoto'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Blevin Blectum'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'glitch', 'idm', 'electronic', 'experimental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.83 dB'
'TXXX:replaygain_track_peak'                        '0.587699'

========================== row from database ==========================
                                              'id'  986683
                                            'path'  /data/Music/Bulk/sns/SNSarchive/SS_Dec11_2005_BlevinBlectum_entoto.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  5906
                                           'genre'  set-pl-shirleyspinoza
                                        'filesize'  141768397
                                           'mtime'  1647277584
                                   'redo_metaread'  0
                                        'rest_str'   sns SNSarchive SS_Dec11_2005_BlevinBlectum_entoto set pl shirleyspinoza
                                      'tag_artist'  Blevin Blectum
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  SS Dec11 2005 entoto
                                             'bpm'  126.331
                                    'search_title'  '2005':3 'dec11':2 'entoto':4 'ss':1
                                   'search_artist'  'blectum':2 'blevin':1
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  '2005':5,13 'blectum':15 'blevin':14 'blevinblectum':6 'dec11':4,12 'entoto':7,16 'pl':9 'set':8 'shirleyspinoza':10 'sns':1 'snsarchive':2 'ss':3,11
                                    'search_combo'  '2005':3A,13,21 'blectum':6B,23 'blevin':5B,22 'blevinblectum':14 'dec11':2A,12,20 'entoto':4A,15,24 'pl':17 'set':16 'shirley':7C 'shirleyspinoza':18 'sns':9 'snsarchive':10 'spinoza':8C 'ss':1A,11,19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['electronica', 'glitch', 'idm', 'electronic', 'experimental']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1647277583.7965817  (2022-03-14 18:06:23)
                             'size'  141768397