======================== unified (from filesystem) ========================
                                         'bitrate'  '191.7'
                                        'duration'  '401'
                                          'artist'  'Ice MC'
                                     'text_people'  ''
                                         'release'  'Euro Dance 1993 - 1995'
                                           'title'  "It's a rainy day"
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'eurodance', 'electronic', 'pop', '90s']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '33'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '134.914'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'Euro Dance 1993 - 1995'
'TBPM' (BPM (beats per minute))                     '134.914'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         "It's a rainy day"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ice MC'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1/33'
'TSOP' (Performer sort order)                       'Ice MC'
'TXXX:ALBUMARTISTSORT'                              'Various Artists'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '222d3641-f2f6-4364-91a6-9eb0effb55db'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        'fbd89fe5-c0d1-4539-9f12-f29e8f863782'
'TXXX:MusicIP PUID'                                 '918139ba-cee9-9b4b-823a-2daf1cf74943'
'TXXX:MusicMagic Data'                              'AgEBmoW5itaQS50YgN8kkVOzg26CFYbHxoWS1maynrIIabqFgAHJNLa64TO8H+xjg3+AASTrgEcmov++gSrULeiy54Wtcv44z2+AAZurlTqr6YIVIuxNNaiIgeOC/8jml31T96td/mSVY4Fdx7iyc9wR54PLGYNkgAH2GIjKBHbsm4BezLfsMQFuqLLVd/mPgXo='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:added_timestamp'                              '128930990202923527'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'eurodance', 'electronic', 'pop', '90s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.36 dB'
'TXXX:replaygain_track_peak'                        '0.399130'

========================== row from database ==========================
                                              'id'  1295107
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/top, dance, club, best of, etc/01 - EuroDance Hit 93-95 Vol 1 - Its a rainy day (remix).mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  401
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  9626312
                                           'mtime'  1621696824
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted top, dance, club, best of, etc 01 EuroDance Hit Vol Its (remix) electronic generic or radio dance
                                      'tag_artist'  Ice MC
                                     'tag_release'  Euro Dance 1993 - 1995
                                       'tag_title'  It's a rainy day
                                             'bpm'  134.914
                                    'search_title'  'a':4 'day':6 'it':1 'its':3 'rainy':5 's':2
                                   'search_artist'  'ice':1 'mc':2
                                  'search_release'  '1993':3 '1995':4 'dance':2 'euro':1
                                     'search_rest'  '00poprockelectronic':1 'best':9 'club':7,8 'dance':5,6 'electronic':19 'etc':12 'euro':23 'eurodance':13 'generic':20 'hit':14 'its':16 'of':10,11 'or':21 'radio':22 'remix':17,18 'top':3,4 'unsorted':2 'vol':15
                                    'search_combo'  '00poprockelectronic':13 '1993':11C '1995':12C 'a':4A 'best':21 'club':19,20 'dance':10C,17,18 'day':6A 'electronic':31 'etc':24 'euro':9C,35 'eurodance':25 'generic':32 'hit':26 'ice':7B 'it':1A 'its':3A,28 'mc':8B 'of':22,23 'or':33 'radio':34 'rainy':5A 'remix':29,30 's':2A 'top':15,16 'unsorted':14 'vol':27
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', '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-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'eurodance', 'electronic', 'pop', '90s']
                                        'tag_date'  1994
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696823.5984857  (2021-05-22 17:20:23)
                             'size'  9626312