======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '317'
                                          'artist'  '2 Brothers on the 4th Floor'
                                     'text_people'  ''
                                         'release'  "Best Ever Top 100 90's  "
                                           'title'  "Can't Help Myself"
                                           'quals'  ("['Q-SYN-3', 'Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'eurodance', 'electronic', 'happy hardcore', '90s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-th-ent-eurodance'
                                             'bpm'  '124.087'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Best Ever Top 100 90's  "
'TBPM' (BPM (beats per minute))                     '124.087'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-ent-eurodance'
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'lacadau'
'TIT2' (Title/songname/content description)         "Can't Help Myself"
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               '2 Brothers on the 4th Floor'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'eurodance', 'electronic', 'happy hardcore', '90s']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.86 dB'
'TXXX:replaygain_track_peak'                        '0.511991'

========================== row from database ==========================
                                              'id'  1329696
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/03_Cant_Help_Myself.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  317
                                           'genre'  electronic-th-ent-eurodance
                                        'filesize'  12687520
                                           'mtime'  1639511336
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 03_Cant_Help_Myself electronic ent eurodance
                                      'tag_artist'  2 Brothers on the 4th Floor
                                     'tag_release'  Best Ever Top 100 90's  
                                       'tag_title'  Can't Help Myself
                                             'bpm'  124.087
                                    'search_title'  'can':1 'cant':3 'help':4 'myself':5 't':2
                                   'search_artist'  '2':1 '4th':5 'brothers':2 'floor':6 'on':3 'the':4
                                  'search_release'  '100':4 '90':5 '90s':7 'best':1 'ever':2 's':6 'top':3
                                     'search_rest'  '00poprockelectronic':1 '03':3 '90s':2 'cant':4 'electronic':7 'ent':8 'eurodance':9 'help':5 'myself':6
                                    'search_combo'  '00poprockelectronic':19 '03':21 '100':15C '2':6B '4th':10B '90':16C '90s':18C,20 'best':12C 'brothers':7B 'can':1A 'cant':3A,22 'electronic':25 'ent':26 'eurodance':27 'ever':13C 'floor':11B 'help':4A,23 'myself':5A,24 'on':8B 's':17C 't':2A 'the':9B 'top':14C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'Q-SYN-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'eurodance', 'electronic', 'happy hardcore', '90s']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1639511336.2961464  (2021-12-14 20:48:56)
                             'size'  12687520