======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '211'
                                          'artist'  'Maureen Steele'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Save The Night For Me'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '111.089'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '111.089'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Save The Night For Me'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Maureen Steele'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:other'                                        '132'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.03 dB'
'TXXX:replaygain_track_peak'                        '0.485321'

========================== row from database ==========================
                                              'id'  1323284
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/132 Maureen Steele - Save The Night For Me.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  211
                                           'genre'  electronic-generic or radio
                                        'filesize'  8451221
                                           'mtime'  1630243325
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 132 electronic generic radio
                                      'tag_artist'  Maureen Steele
                                     'tag_release'  None
                                       'tag_title'  Save The Night For Me
                                             'bpm'  111.089
                                    'search_title'  'for':4 'me':5 'night':3 'save':1 'the':2
                                   'search_artist'  'maureen':1 'steele':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '132':4 '1985':2 'complete':3 'electronic':5 'generic':6 'radio':7
                                    'search_combo'  '00poprockelectronic':8 '132':11 '1985':9 'complete':10 'electronic':12 'for':4A 'generic':13 'maureen':6B 'me':5A 'night':3A 'radio':14 'save':1A 'steele':7B 'the':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1630243324.9866607  (2021-08-29 15:22:04)
                             'size'  8451221