======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '3149'
                                          'artist'  'Big City Orchestra & friends'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'SS UbRadio April 02 2006 Mars part3'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza'
                                             'bpm'  '128.414'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000465 0000049F 0001B977 00'
'COMM:iTunNORM:eng'                                 (' 00000465 0000049F 0001B977 0001C296 0021B9E0 0021BFB1 00007FFF 00007FFE '
 '002B1CA2 002B887D')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000007AC 0000000008473BC4 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '128.414'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-shirleyspinoza'
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'iTunes v6.0.1'
'TIT2' (Title/songname/content description)         'SS UbRadio April 02 2006 Mars part3'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Big City Orchestra & friends'
'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'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'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'                        '+1.12 dB'
'TXXX:replaygain_track_peak'                        '0.725653'

========================== row from database ==========================
                                              'id'  986802
                                            'path'  /data/Music/Bulk/sns/SNSarchive/SS_UbRadio_April_02_2006_Mars_part3.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  3149
                                           'genre'  set-pl-shirleyspinoza
                                        'filesize'  75587743
                                           'mtime'  1678928693
                                   'redo_metaread'  0
                                        'rest_str'   sns SNSarchive SS_UbRadio_April_02_2006_Mars_part3 set pl shirleyspinoza
                                      'tag_artist'  Big City Orchestra & friends
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  SS UbRadio April 02 2006 Mars part3
                                             'bpm'  128.414
                                    'search_title'  '2006':4 'april':3 'mars':5 'part3':6 'radio':8 'ss':1 'ub':7 'ubradio':2
                                   'search_artist'  'big':1 'city':2 'friends':4 'orchestra':3
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  '02':6,17 '2006':7,18 'april':5,16 'mars':8,19 'part3':9,20 'pl':11 'radio':15 'set':10 'shirleyspinoza':12 'sns':1 'snsarchive':2 'ss':3,13 'ub':14 'ubradio':4
                                    'search_combo'  '02':20,31 '2006':4A,21,32 'april':3A,19,30 'big':9B 'city':10B 'friends':12B 'mars':5A,22,33 'orchestra':11B 'part3':6A,23,34 'pl':25 'radio':8A,29 'set':24 'shirley':13C 'shirleyspinoza':26 'sns':15 'snsarchive':16 'spinoza':14C 'ss':1A,17,27 'ub':7A,28 'ubradio':2A,18
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678928693.0744696  (2023-03-16 02:04:53)
                             'size'  75587743